文都教育网六级频道为同学们整理了2021年下半年大学英语六级词汇短语复习，希望可以为大家带来帮助，一起来学习一下吧。

knock down 撞倒;击落;拆除

knock off 把…敲掉;击倒;停工

knock out 敲空;(拳击中)击倒

know about 了解，知道…的情况

know better than 很懂得(而不至于)

be known as 以…知名;被认为是

be known for 因…而众所周知

be known to 为…所知

labour along 缓慢而费力地前进

for lack of 因缺乏;因没有

have no lack of 不缺乏

at large 完全地;详尽地

at last 最终，终于

at the latest 最迟，至迟

early and late 从早到晚

no later than 不迟于…

laugh at 因…而发笑;嘲笑

laugh off 用笑摆脱(困境等)

laugh over 笑着谈论

launch out (船)下水;开始新事情

lay aside 把…放在一边;储存

lay down 放下;铺设(铁路)

lay off 停止;(临时)解雇

lay out 花费;布置;摆开

lay over 涂，覆盖;压倒

lay up 贮存，储蓄;暂停使用

lead to 通向，导致;引起

lead up to 把…一直带领到;导致

take the lead 为首，领先