quword 趣词
Word Origins Dictionary
- tractable (adj.)[tractable 词源字典]
- "manageable," early 15c., from Latin tractabilis "that may be touched or handled, workable, tangible, manageable," figuratively, "pliant," from tractare "to handle, manage" (see treat (v.)). Related: Tractability.[tractable etymology, tractable origin, 英语词源]