There are thirty people in the classroom, counting the teacher.

把老师算上, 教室里有30个人。

The drug put Simpson in a lull for thirty minutes.

物使辛普森安静了30分钟。

He lived in Canada in the thirties.

三十住在加拿大。

He was a pillar of the club for over thirty years.

30多来一直是这个俱乐部的顶梁柱。

He is thirty inches round the middle.

腰围三十英寸。

He has been studying archeology these thirty years.

这三十来一直在研究考古学。

Such attitudes were not at all uncommon thirty years ago.

这些看法在30 前很常见。

Thirty dollars will be ample for the purpose.

有30美元足够用了。

Thirty miners were trapped underground after the fire.

起火后有三十名矿工被困在地底下。

Williams timed his pass perfectly from about thirty yards.

威廉姆斯在约30码处的球时机把握得恰到好处。

Apply fiberoptic ducoscopy to examine the thirty one cyclomastopathy patients, who were certained by previous clinical diagnosis.

对既往临床诊断为乳腺增生病的31例患者行乳管镜检查，根据镜下所见来加以分析。

Many people think that it is wrong to incarcerate criminals in confined quarters for as long as thirty years.

很多人认为把罪犯监禁在禁闭营里达30之久是不对的。

Thirty one of 68 patients with irresponsive to antideprseant or antianxieyt therapy were cured, 20 improved and 17 ineffective.

68例经抗抑郁、抗焦虑无效的病人，中后，31例显效，20例有效，17例无效。

Thirty is an even number.

三十是个偶数。

It's fifteen thirty hours.

现在是15点30分。

Power being uneasy, held suspended over the menacing multitude twenty-four thousand soldiers in the city and thirty thousand in the banlieue.

提心吊胆的政府，在市区把二万四千士兵，在郊区把三万士兵，压在横眉怒目的群众头上。

When I talk to others they feel surprised to know that thirty one thousand youths are inhumanly living in the physically difficult situations.

当我告诉别人情况的时候，们为三万一千青在物质条件极其困难的情况下所过的非人生活感到惊讶。

At thirty he married an English girl, daughter of Jerome Dunn, the alpinist, and granddaughter of two Dorset parsons, experts in obscure subjects — paleopedology and Aeolian harps, respectively.

30岁的时候娶了一个英国姑娘，登山家杰罗姆·登的女儿，两位多赛特牧师的孙女，俩分别精通极冷僻的古土壤学和风奏琴。