401. instead of (=in place of) 代替,而不是…
402. instruct…in (=teach) 教.指導(dǎo).訓(xùn)練某人…
403. insure…for 把…保險(xiǎn)(多少錢); ensure 使安全; assure…(of) 使…確信,保證
404. insure…against 保險(xiǎn)…以防
405. intend…for 打算把…給
406. (be) intent on 專心致志, 堅(jiān)決
407. in the interests of 符合…的利益
be interested in 對…感興趣
408. interfere in 干涉, interfere with 打攪,干擾
409. at intervals 每隔一會兒, 每隔一段距離
410. intervene in 干預(yù)
411. invest in 投資
412. be involved in (=become connected or concerned) 卷入, 參加
413. by itself (=alone, without help)單獨(dú)地,靠自己
414. in itself 本身; of itself 自發(fā),自然
415. be jealous of 妒忌
416. jump at (=to be eager to accept)搶著接受, 417. jump on (=scold, tell of) 叱責(zé)
418. junior to sb. 年紀(jì)較…輕, 職位較…低.
419. (be) keen on 喜愛, 渴望
420. keep a close watch on ( =keep a sharp lookout for) 密切注視
421. keep…to oneself(=keep secret)不告訴別人
422. to(the best of) one’s knowledge 據(jù)…所知
423. at large(=at liberty, free) 在逃, 逍遙法外
at large(=in general) 一般來說, 大體上
at large(=at full length; with details)詳細(xì)地
424. lean against (背)靠著…
425. at least 至少; at most 至多
426. (not) in the least 一點(diǎn)(也不), 絲毫(也不)
427. at one’s leisure 在…有空的時(shí)候
428. lend itself/themselves to 適合于(某用途)
429. at length (=after a long time, at last)終于
at length (=in detail, thoroughly)詳細(xì)地
430. go to any length 想一切辦法, 盡一切力量
431. be liable to (=be subject to)易于. 的,應(yīng)受(罰) 432. be liable for 對…應(yīng)負(fù)責(zé)任的
433. lie in 在于
434. in life 一生中
435. for life 終身
436. in the light of (=considering; taking into account) 考慮到, 根據(jù)
437. throw light on ( = make clear, explain) 使…更為清楚, 提供線索, 闡明
438. in line with(=in agreement with)符合,一致
439. long for(=want very much)渴望,希望得到
440. for long 很久,很長時(shí)間(否定句.疑問句中)
441. before long (=soon)不久, 過了不久以后.
442. in the long run (=in the end)從長遠(yuǎn)來說,最后; in the short term (從短期來說) 443. (be) at a loss 不知所措
444.major in 主修(某課程)
445. as a matter of fact 實(shí)際上, 事實(shí)是
446. by all means (=at all costs)不惜一切.
(=certainly) 當(dāng)然行;by means of 用…; by no means 完全不, 決不
447. on memory of 為紀(jì)念…
448. on the mend (=in the process of recovering) 好轉(zhuǎn), 在康復(fù)中
449. mention sth. to sb. 向某人提起某事
450. at the mercy of (=in the power of) 任…擺布, 在…支配下
451. be in a mess 亂七八糟, 處境困難
make a mess of 弄亂, 打亂
452. bear(or keep)…in mind(=remember)牢記
453. bring(or call)to mind(=remember)使回想起
454. by mistake(由于粗心,健忘原因而)錯(cuò)誤地
455. at the moment (=now) 此刻,現(xiàn)在
for the moment (=for the time being)暫時(shí)
just a moment 稍等片刻
at the last moment 在最后一刻
456. in the mood for 有情緒去做. ,有心境做.
457. no more…than 和…一樣都不…
458. for the most part 多半,大多數(shù),一般來說
459. at (the) most 最多, 至多
460. make the most of 充分利用
461. be not much of(=not a good)不是很好的…
be something of 有點(diǎn)…,像…
462. name after 用…的名字命名
463. native to 所產(chǎn)的
464. by nature 天生的, 生來
465. in mature 本質(zhì)上
466. (be) in the nature of 屬…性質(zhì)
467. none other that 不是別人,正是…
468. above normal 高于正常(溫度)
469. for nothing (=free, without payment)免費(fèi)
470. nothing but 只有, 不過…而已
471. to say nothing of(=not to mention)更不用說…
472. do sth. at short notice 只給很少時(shí)間準(zhǔn)備
473. until further notice 在另行通知前
474. take notice of (=pay attention) 注意
475. object to (=be opposed to) 反對
476. objection to (接動(dòng)名詞) 反對
477. on occasion(=now and then)不時(shí)地,必要時(shí)
478. by occasion of (=because of) 由于
479. occupy oneself with (in) 忙于(某事)
480. it occurs to sb. that… 某人想到…
481. once and for all =once and forever 永遠(yuǎn)地
all at once (=suddenly, now) 立即,馬上
once in a while (=occasionally) 偶爾
(just) for once 就這一次
482. (all) by oneself 獨(dú)自(沒有別人幫助)
483. operate on sb. 給某人做手術(shù)
operation n. come/ go into operation 開始運(yùn)轉(zhuǎn)
put/bring sth. into operation 使…投產(chǎn),運(yùn)轉(zhuǎn)
484. be of the opinion 持有…的看法
485. in one’s opinion 按某人的看法
486. be opposed to… 反對…
487. be opposite to 與…相反的
488. (be) in order(=acceptable)合適的,恰當(dāng)?shù)?/p>
in order 井井有條,處于良好狀態(tài); out of order(=in bad condition)出毛病,發(fā)生故障
489. made to order 定做的(衣服)
490. originate in/from(=begin)起源于,由. 引起
491. on the outskirts (of) 在城郊
492. owe…to 把…歸于…
493. on one’s own (=along, without help)單獨(dú)
494. of one’s own 某人自己的
495. keep pace with 跟…齊步前進(jìn)
496. go to great pains=take pains 下功夫,努力
497. part with (=give up, sell) 舍棄,賣掉
498. participate in (=take part in)參加
499. (be) particular about 講究,挑剔(吃,穿)
500. in particular (=especially) 特別是,尤其