It was difficult to hold his eagerness in check.

Beneficial insects are allowed to flourish to keep pest insects in check.

益虫得以繁衍,以遏制害虫的数量.

We've kept the disease in check for a year now.

我们已经把病情控制了一年.

The epidemic was held in check by widespread vaccination.

这种传染病靠广泛的预防注射已受到控制.

He held his anger in check.

他遏制住怒火.

Electricity, diesel and gasoline prices have all been held in check.

电力 、 柴油和汽油的价格都受到了控制.

An interlocking of arms by the police held the crowd in check.

警察手臂挽手臂挡住人群.

Life on Earth will become unsustainable unless population growth is held in check.

人口增长要是不加控制的话，地球上的生命将无法持续发展。

Ambition, according to our teacher, should be held in check.

根据我们老师的说法, 野心需要被约束.

The shelterbelt kept the sand in check.

防护林带挡住了风沙.

The children shouted " Yes " in chorus.

孩子们齐声大喊 " 是 ".

The union members shouted their assent in chorus.

会员们齐声喊叫表示同意.

All the students replied in chorus to the teacher's question.

所有学生齐声回答老师的问题.

" Yes , " the class answered in chorus.

“ 是! ” 全班齐声回答.

They were all singing in chorus.

他们在大合唱.

Their voices blend marvelously as they sing in chorus.

他们合唱时嗓音非常和谐。

The wolves swung in behind, yelping in chorus.

群狼紧随其后,齐声大叫.

They sang in chorus.

他们齐声合唱.

We've argued this point for nearly two hours and we're just going round in circles.

我们为这一点辩论了近两个小时,但仍毫无进展.

" When you , my lover , on a Bamboo horse , Came trotting in circles and throwing green plums . "

郎骑竹马来, 绕床弄 青梅.

The dog sprang to the middle of the road and began leaping and twisting in circles.

那狗跳到大路当中,开始乱蹦、乱跳、乱打滚.