词根：plor = to weep

  来自拉丁语的plor 意为to weep。

同源词：

1. deplore（非常伤心地哭 de(=intensive) + plor(=weep)）
  vt.悲叹，哀叹；深感遗憾；谴责，强烈反对
  deplorable adj.可叹的，可怜的
  deplorably adv.可叹地
  The neighborhood residents deplore the recent crime wave. 该地区的居民哀叹近年来犯罪事件剧增。

2. implore（哗哗地流泪 im<in(=intensive) + plor(=weep)）
  vt.恳求，哀求
  imporation n.恳求，哀求
  imploring adj.哀求的
  imploringly adv.哀求地
  The woman implored the doctors to locate a liver donor for her dying son. 那个女人哀求医生为她垂死的儿子寻找一个肝脏捐赠者。

3. explore
  v.探险；勘探，考察；仔细研究 *ex(=out)
  explorer n.探险家；勘探者，探索者
  exploratory adj.探险的；（实地）考察的
  explore the Arctic regions 考察北极地区
  explore possibilities / probems 研究可能性/问题

4. exploration
  n.探险；勘查；探究 *ex(=out)
  exploration of the ocean depths 勘探海洋深度

后缀：-th [名词后缀]

构成抽象名词，表示行为、性质、状态、情况

warmth 温暖，热情

coolth 凉爽，凉

growth 成长，发育

stealth 秘密行动，秘密

strength 力量（streng=strong）

breadth 力度（bread=broad）

length 长度（leng=long）

width 宽度（wid=wide）

depth 深度（dep=deep）

truth 真理（tru=true）

[注]加在基数词之后，表示“第...”、兼表“...分之一”

fourth 第四，四分之一

fifth 第五，五分之一

sixth 第六，六分之一

seventh 第七，七分之一

词根词缀：abysso-, abyss-, abys-

【来源及含义】Greek > Latin: Greek [abussoz], a-, "no" plus bussos, "bottom" through Latin [abyssus], "no bottom, bottomless"

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】abysm, abysmal, abysmally, abyss, abyssal, abyssal plains

词根词缀：batho-, bathy-

【来源及含义】Greek: deep, depth

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】bathesthesia, bathochromy, batholite, batholith, bathometer, bathomorphic

词根词缀：bentho-, benth-

【来源及含义】Greek: deep, depth; the fauna and flora of the bottom of the sea; sea bottom; depth [by extension, this element includes lake, river, and stream bottoms]

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】abyssal-benthic, abyssobenthic, archibenthal zone, archibenthic, archibenthos, benthal

词根词缀：halio-, hali-, halo-, hal-

【来源及含义】Greek > Latin: salt or "the sea"

【相关描述】Don't confuse this halio-, halo-, hal- unit with another hal- unit which means "breathe, breath".

【相关词根词缀】Related "salt" unit: sal-. Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】euhaline, euryhaline, halibios, halic, halicole, halicolous

词根词缀：mare, mari-, mar-

【来源及含义】Latin: sea; ocean

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】A mari usque ad mare, aquamarine, fluviomarine, geological oceanography, juxtamarine, mar

词根词缀：necto-, nect-, nekto-, nek-

【来源及含义】Greek: swimming

【相关词根词缀】Word families with similar applications about: "swim, swimming": nata-; neusto; pleo-. Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】epinekton, holonekton, limnonekto, meronekon, nectism, nectobenthos

词根词缀：oceano-, ocean-

【来源及含义】Greek > Latin: "the great river encompassing the whole earth"; hence, the "great Outward Sea" [as opposed to the "Inward" or Mediterranean]; the ocean

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean). Cross references of word families that are related directly, or indirectly, to: "river, stream": amni-; fluvio-; meand-; potamo-; ripari-.

【同源单词】Arctic Ocean, Atlantic Ocean, bio-oceanography, Indian Ocean, ocean, ocean energy

词根词缀：pelago-, pelag-

【来源及含义】Greek [pelagos] > Latin [pelagicus]: sea, pertaining to the sea or ocean

【相关描述】Sea depths are estimates and the number of feet versus meters is calculated at 3.28 feet per meter.

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; plankto- (drifting); thalasso- (sea, ocean).

【同源单词】abyssopelagic, allopelagic, Archipel Indo-Australien, archipelago, autopelagic, bathypelagic