a key

This is a key feature of our community college.

这是我们社区大学的一个主要特点。

I'll give you a key so that you can let yourself in.

我把钥匙给你，你可以自己开门进去。

Education is likely to be a key issue in the next election.

在下届选举中教育可能成为最重要的一个议题。

To supporters, GM crops are a key part of the effort to sustainably provide food to meet a growing global population.

对支持者来说,转基因作物是可持续提供粮食的关键，从而满足日益增长的全球人口的粮食需求。

The need to communicate is a key characteristic of human society.

需要交流是人类社会最重要的一个特征。

In 1752, Benjamin Franklin tied a key to a kite and flew it in a storm to find out that lightening was a form of electricity.

1752年，本杰明·富兰克林将一把钥匙系在风筝上，在暴风雨中放飞，从而发现了闪电是一种电流。

The former chairman was a key player in the deals that pushed the bank to the top.

前主席是达成把那家银行推向顶峰的一系列协议的关键人物。

A key issue for higher education in the 1990's is the need for greater diversity of courses

20世纪90年代，高等教育的一个重要议题是要使课程更加多样化。

A key member of the San Diego Yacht Club team is splitting off to form his own team.

圣迭戈帆船俱乐部队的一名主力队员正要离队去成立自己的队伍。

These units played a key functional role in the military operation.

这些单位在军事行动中起到了主要的职能作用。

Teamwork is a key feature of the training programme.

团队合作是这项训练计划的重要特点。

You will find a key at the front of the book.

你会在书的前面找到略语表。

a key ring

钥匙环

The computer just dings when I press a key.

我一按键，电脑就发出丁的一声。

He proved overconfident on the witness stand, misremembering a key piece of evidence.

他在证人席上表现得过于自信，记错了一条重要的证据。

Cost was a key element in our decision.

价钱是我们决策时考虑的主要因素。

Housing is a key driver of the economy.

住房是拉动经济的主要因素。

Enriched uranium is a key component of a nuclear weapon

浓缩铀是核武器的关键组成部分。

She played a key role in the dispute.

她在争论中起着举足轻重的作用。

A key task is to get pupils to perceive for themselves the relationship between success and effort

关键任务是让学生们自己认识到成功和努力之间的关系。

He was a key figure in the campaign.

他是这场运动的关键人物。