adj. 持续的，坚持不懈的，持久的，坚持不渝；

[例句] Her position as national leader has been weakened by persistent fears of another coup attempt...

[例句] His cough grew more persistent until it never stopped...

vt. 确定，准确地指出，精准定位；n. 针尖，尖头，精确位置，极小之物；adj. 精确的，精准的，详尽的；

[例句] It was almost impossible to pinpoint the cause of death.

[例句] ...if you can pinpoint exactly what the anger is about...

adj. 陆地的，地球的，人间的，类地行星的；n. 地球人，陆地生物；

[例句] Terrestrial and aquatic fauna may sometimes be found resting together under a loose stone.

[例句] ...terrestrial life forms.

n. 麻烦( trouble的名词复数 )，困难，困境，动乱；v. 费神，费心( trouble的第三人称单数 )，使烦恼，使忧虑；

[例句] I had trouble parking...

[例句] You've caused us a lot of trouble...

n. 自负，幻想，思想，观点，巧妙构思；v. 幻想，〈古〉理解；

[例句] He knew, without conceit, he was considered a genius...

[例句] Pamela knew she was a good student, and that was not just a conceit.

vt. 调制，捏造，图谋，策划；

[例句] Mr Ferguson said the prisoner concocted the story to get a lighter sentence.

[例句] Eugene was concocting Rossini Cocktails from champagne and pureed raspberries.

vt. 解剖，仔细分析；vi. 进行解剖，进行详细分析；

[例句] We dissected a frog in biology class.

[例句] People want to dissect his work and question his motives.

vt. 横断，横切，横穿；vt.& vi. （指线条、道路等）相交，交叉；

[例句] The orbit of this comet intersects the orbit of the Earth...

[例句] The circles will intersect in two places...

n. 衣物和装备，成套用品，配套元件；vt. （为特定活动而）使某人装备起来；

[例句] ...a well-stocked first aid kit...

[例句] The kit consisted of about twenty cosmetic items and a lady's shaver.

n. 传单，散页印刷品，小叶，嫩叶，复叶的一片，叶状器官；vt.& vi. 散发传单；

[例句] Campaigners handed out leaflets on passive smoking.

[例句] ...a leaflet called 'Sexual Harassment at Work'.

n. 掠夺物，战利品，（官吏的）赃物，非法收入，抢劫，外快；vt.& vi. 抢劫，掠夺，（官吏）贪污；

[例句] The trouble began when gangs began breaking windows and looting shops...

[例句] There have been reports of youths taking advantage of the general confusion to loot and steal.

n. 管理，管理人员，管理技巧，处事的能力；

[例句] The zoo needed better management rather than more money...

[例句] The dispute is about wages, working conditions and the management of the mining industry.

vt. 审查（某人过去的记录、资格等），诊疗，检查；vi. 当兽医；n. 老兵，〈美口〉同“veteran“；

[例句] The New England Shelter in Boston will serve Christmas dinner for 200 vets...

[例句] All three are Vietnam vets.

adv. 于是，因此，如此，这样，像这样，例如，到这程度，到这地步，这么，如下；conj. 因此；

[例句] Neither of them thought of turning on the lunch-time news. Thus Caroline didn't hear of John's death until Peter telephoned...

[例句] Even in a highly skilled workforce some people will be more capable and thus better paid than others.

n. 接受者，容器，容纳者；adj. 容易接受的，感受性强的；

[例句] ...the largest recipient of American foreign aid...

[例句] A suppressed immune system puts a transplant recipient at risk of other infections.

n. 高架桥（通常有多孔）；

移交，（使）翻转，变换（电视频道），仔细考虑；

[例句] Liz picked up the blue envelope and turned it over curiously...

[例句] I turned him over on his back…

adj. 可靠地，经过考验的；v. 试图，努力( try的过去式和过去分词)，考验，磨炼，审讯；

[例句] ...over 1000 tried-and-tested recipes...

[例句] Follow the tried and trusted methods that have stood the test of time.

adj. 经过试验的，经受过考验的，经验定的，检验无病的；v. 测验( test的过去式和过去分词 )，考查，考验，勘探；

[例句] Either measure the temperature with a bath thermometer or test the water with your wrist...

[例句] Here the army has its ranges where Rapier missiles and other weaponry are tested...

n. 眼泪( tear的名词复数 )，破洞，裂口，裂缝；v. 撕( tear的第三人称单数 )，（使）分裂，撕碎，扯破；

[例句] Her eyes filled with tears...

[例句] I just broke down and wept with tears of joy...