Percussionists are required to perform with snare drum, keyboard percussion and timpani.

Petri dishes are manufactured in various sizes to meet different experimental requirements.

制造出不同大小的培养皿,适用于不同的实验需求.

Perhaps, after programming, our creators grow us the same way we grow bacteria in Petri dishes.

也许, 在生命程序编写之后, 我们的创造者培养我们就像我们在培养皿中培养细菌一样.

Students wearing polo shirts in grades 3-12 must tuck their shirts at all times.

12年级的学生穿球衣的话必须把球衣扎进裤子.

Off work , Mr. Segal wore only khaki pants and blue polo shirts for years.

多少年来,西加尔下班后只穿卡其布裤子和蓝色polo衬衫.

His smile disappeared, and he assumed a severe and reprehending demeanor.

他的笑容不见了, 态度变得严厉起来,显出要斥责人的样子.

Panellists carefully analyse each bite for texture and flavour.

专题小组仔细分析每一口食物的口感和味道.

One of the panellists suggested the UK parliamentary elections.

有一位与会者推荐英国的议会选举.

His table silver requires to be purified and repolished throughout.

他的银色餐具需要彻底弄清洁并将其擦亮.

She rewashed and repolished all the tumblers.

她把所有的玻璃杯都重新冲洗了一遍并将它们再擦亮.

Poulsen-Arc Radio Transmitter invented.

发明浦尔生电弧无线发射机.

He then transmitted the encrypted message with a standard Morse code radio transmitter.

接着,他用发报机将这篇密文电报以标准摩尔斯电码的形式发出.

She recommenced her silent weeping; it appeared , at present , her favorite diversion.

她开始了她那无声的抽泣. 当时, 那仿佛是她最喜爱的解闷法.

He recommenced work on his novel.

他继续写他的小说。

After dinner, we immediately adjourned to the schoolroom: lessons recommenced, and were continued till five o '.

吃罢午饭, 我们立则去教室,又开始上课, 一直到五点钟.

The enemy recommenced hostilities after a few days of quiet.

经过几天平静,敌人又开始进攻了.

As he was not acquainted with the streets, he recommenced his walk at random.

因为他不认识街道, 他只得信步走去.

I lunched on sandwiches.

我午饭吃的三明治.

Late in February I lunched in London with Hugh Gaitskell.

二月下旬某日,我在伦敦同休·盖茨克尔一起午餐.

Because you had not lunched , that is, abdomen is empty.

那是因为你还没吃午餐, 肚子是空的.

He lunched us at the hotel.

他请我们在宾馆吃了午餐.