1、necessarily

一定地;必要地

Anger is not necessarily the most useful or acceptable reaction to such events.

对于这种事，发火不见得是最有用或最能被接受的反应。

Speed and safety are not necessarily incompatible.

速度和安全未必不相容。

不可避免地;必然地

The most desirable properties necessarily command astonishingly high prices.

最值得拥有的财产必然要价不菲。

Tourism is an industry that has a necessarily close connection with governments.

旅游业是与政府有着必然的密切联系的产业。

2、component

组成部分;成分

Enriched uranium is a key component of a nuclear weapon.

浓缩铀是核武器的关键组成部分。

The management plan has four main components.

管理计划有4个主要部分。

组成的;构成的

Gorbachev failed to keep the component parts of the Soviet Union together.

戈尔巴乔夫没能把苏联各成员国团结在一起。

Polish workers will now be making component parts for Boeing 757s.

现在波音757飞机的组成部件将由波兰工人制造。