词根词缀：ath-, athl-

【来源及含义】Greek: struggle, a contest [in war or in sports], to contend for a prize; physical activity, rigorous self-discipline or training

【同源单词】ascesis, ascetic, ascetic, asceticism, athlete, athletic

词根词缀：deca-, dec-, deka-, dek-

【来源及含义】Greek: ten; a decimal prefix used in the international metric system for measurements

【相关描述】In the metric [decimal] system, deka- is used to show whole units: ten [U.S.] and tenfold [U.K.]; 10¹ [10]. The metric symbol for deka- is da.

【相关词根词缀】 Related "metric" families: yotta; zetta; exa; peta; tera; giga; mega; kilo; hecto; deci; centi; milli; micro; nano; pico; femto; atto; zepto; yocto.

【同源单词】decachord, decade, decagon, decagonal, decagram, decagramme