long to do 希望, 渴望 look about 观察(事态); 扫视四周, 四下环顾；四处寻找；察看 look after 照料, 照看 look ahead 向前看，展望未来，为将来着想，注意，谨慎小心 look around 环视，四下张望，...

lie on ones back/ side /stomach 仰卧/侧卧/趴着 light up 点灯，开灯，点香烟；面露喜色，满面春风 like an elephant 从来不会忘记; 像头大象 little by little 渐渐地 live by doing 靠为生； 住在附近 liv...

leave word with 给留话 leavedoing / done / 使处于某种状态 less and less 越来越少, 逐渐地减小 less than 不到，少于 let alone 更不用说; 不包括 let down 放下, 降低; 使失望， 松劲 let in 让进来，放进...

learn /know by heart 记住, 背诵 learn about 获悉, 了解 learn from 学习，向学习 leave a message for sb. 给某人留口信, 为留言 leave alone 不管, 不理, 不干涉; 让单独呆着; 更不用说 leave behind 遗落, 被落...

known to 对了解（知道）， 为所知 last but not least 最后也是最重要的 laugh over 边想边笑，边谈边笑 lay down ones life (for) (为)献出了生命 lay in （采购以）储存，储备 lay off 暂时解雇；休息，...

knock out of 从中敲出来，淘汰 knock over 弄翻, 打倒; 使心烦意乱, 使不知所措; 完成, 干完 knockin 把敲进 know better than (to) 应懂得不该, 明事理而不至于(做某事) know by heart 记在心中 know of 知...

kill time 消磨时间;消遣 kill two birds with one stone 一举两得, 一箭双雕 kind enough to 劳驾， 好心 kind of 有点儿，有几分（作状语用） knock against 撞击 knock at 敲 knock down 撞倒, 击倒；降价，杀价...

keep up 保持，维持，继续（某活动） keep watch 注意，警惕，提防 keep/bear in mind 记住，想着 keep/stay calm 保持镇静 keepaway from 使远离 keepfrom doing sth. 阻止做某事，抑制，忍住，防止，避开，...

keep ones eyes open 留心看着；保持警惕 keep ones temper 忍住性子 keep ones word 守信, 言而有信 keep out 留在外面, 不让进入 keep out of 置身于外；不卷入 keep pace/step with 并驾齐驱, 与齐步前进 kee...

keep away 避开,戒, 站开；使离开 keep back 隐瞒，不讲; 阻止前进, 阻止的进展; 留在后面，不上前; 扣留，不付 keep body and soul together 维持生活维持生命; 苟延残喘 keep company 与作伴; 交往 k...