precedence

[pri'si:dəns]

n. 优先, 居先

例句与用法：

An authoritative rating that establishes such precedence.

建立这种居先地位的有权威的分级

The elder son has precedence over the younger one.

长子较之非长子享有优先权。

The longest-serving officer always takes precedence.

任职时间最长的官员事事优先。

The needs of the community must take precedence over (ie must be met before) individual requirements.

公众的利益高於个人的利益。

词形变化：

异体字: precedency |

详细释义：

n.[U]

1. 居前; 领先

in order of precedence

按时间先后为序

2. 优先; 优先权[(+over)]

This task must be given precedence over all others.

这一工作必须先做, 其他一切后做。

3. 地位先后, 级别高低

短语词组：

have/take precedence of/over

1. 优先于; 地位高于

This is a problem that takes precedence over the others.

这个问题比其他的更为重要。