| 词汇 | plummet |
| 词根词缀 | 词源： plummet (n.) 1382, "ball of lead, plumb of a bob-line," from O.Fr. plomet, dim. of plom "sounding lead" (see plumb). The verb is first recorded 1626, originally "to fathom, take soundings," from the noun. Meaning "to fall rapidly" first recorded 1939. 词根记忆： v. 突然下落(铅很重,所以下落很快)[plumb=lead,表示"铅"] 词根词缀： plummet plummet v 突然下落(铅很重,所以下落很快) plumb=lead,表示”铅” plumb n 铅锤plumber n 管道工(plumb+er人,不少管道用铅做成) plummet v 突然下落(铅很重,所以下落很快) plimp a 丰满的,胖乎乎的(plump=plumb,铅锤是圆的,所以是”丰满的”) plump v 倒下,坠下 |
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