Ø in the light of (=considering; taking into account) 考虑到, 根据
　　 We have revised our plan in the light of these changes.
　　 我们已经根据这些变化修改了计划。
　　 Ø throw light on ( = make clear, explain) 使…更为清楚, 提供线索, 阐明
　　 A new approach offers an answer, and may shed light on an even bigger question.
　　 Ø in line with(=in agreement with)符合,一致
　　 brought the front wheels into line; a wage agreement in line with current inflation. 使前轮成同向行驶；和先行通货膨胀相配合的工资协议
　　 Ø long for(=want very much)渴望,希望得到
　　 I longed for a bicycle. 我特想要辆自行车。
　　 Ø for long 很久,很长时间(否定句疑问句中)
　　 `Did you live there?’n`Not for long.’
　　 Ø before long (=soon)不久, 过了不久以后
　　 "Before long, the noise dropped completely and the boat began to drift gently across the water."
　　 "不久,轰鸣声完全消失了,于是这只船开始慢悠悠地漂浮在水面上。"
　　 Ø in the long run (=in the end)从长远来说,最后;
　　 It’ll be cheaper in the long run to use real leather.
　　 使用真正的皮革终究是比较便宜的。
　　 Ø in the short term (从短期来说)
　　 The WTO is not the best place to address this issue in the short term.
　　 Ø (be) at a loss 不知所措；亏本
　　 sold the merchandise at a loss. 赔本卖出货物
　　 I am at a loss to understand those remarks.
　　 Ø be at ease. 安逸,自由自在
　　 put the soldiers at ease while waiting for inspection.
　　 等待检阅时让士兵们稍息
　　 Ø major in 主修（某课程）
　　 I major in Applied Chemistry.
　　 Ø as a matter of fact 实际上, 事实是
　　 I’m going there tomorrow, as a matter of fact.
　　 实际情况是我明天就要去那儿。
　　 Ø by all means 1. (=at all costs)不惜一切 2. (=certainly) 当然行;
　　 If you feel you need to ask any questions, by all means do so.
　　 He was determined to become leader by all means
　　 Ø by means of用…;
　　 They succeeded by means of patience and sacrifice.
　　 他们靠耐心和牺牲而取得了成功
　　 Ø by no means 完全不, 决不
　　 This remark by no means should be taken lightly.
　　 这次讲话绝不能等闲视之
　　 Ø in memory of 为纪念…
　　 The congress opened with a minute’s silence in memory of those who died in the struggle.
　　 Ø on the mend (=in the process of recovering) 好转, 在康复中
　　 We are trying to put inflation back into its cage and our economy is on the mend. 我们正在设法控制通货膨胀，同时改善我们得经济。
　　 Ø mention sth to sb 向某人提起某事
　　 I hope you didn’t mention my name to her.
　　 我希望你没有向她提到我的名字。
　　 Ø at the mercy of (=in the power of) 任…摆布, 在…支配下
　　 drifting in an open boat, at the mercy of the elements. 在一敞篷船中漂泊，任由暴风雨摆布
　　 Ø be in a mess 乱七八糟, 处境困难 make a mess of 弄乱, 打乱
　　 Your room is in a mess. Please tidy it.
　　 你的房间杂乱不堪，请把它打扫干净。