| 词汇 | lest |
| 词根词缀 | 词源： c.1240, from O.E. phrase þy læs þe "whereby less that," from þy, instrumental case of demonstrative article þæt "that" + læs (see less) + þe "the." The þy was dropped and the other two words contracted into leste. 词根记忆： conj.惟恐,免得Boil the oil soiled by the coil in the toilet lest it spoil.把被盥洗室里的线圈弄脏的油煮开,免得它变质. |
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