| 词汇 | loose |
| 词根词缀 | 词源： loose (adj.) c.1300, from O.N. lauss "loose, free, vacant, dissolute," cognate with O.E. leas "devoid of, false, feigned, incorrect," from P.Gmc. *lausaz (cf. Dan. løs "loose, untied," M.Du., Ger. los, Goth. laus), from PIE *lau-/*leu- "to loosen, divide, cut apart" (see lose). The verb is first recorded early 13c., "to set free." Sense of "unchaste, immoral" is recorded from late 15c. Figurative sense of loose cannon was in use by mid-20c. 词根记忆： a. (宽)松的;不精确的;自由的,散漫的The screw has come loose.螺丝松掉了. |
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