expand是什么意思 expand的用法 expand怎么读

expand

英 [ɪk'spænd; ek-]美 [ɪk'spænd]

vt. 扩张；使膨胀；详述

vi. 发展；张开，展开

使用频率:★★★

星级词汇:★★★★

记忆方法

1. 向外胖的 => 膨胀.

中文词源

expand 扩大

ex-, 向外。-pand, 展开，词源同pace, feather.

英语词源

expand

expand: see spawn

expand (v)

early 15c., "spread out, open out, spread flat, extend widely;" also transitive, "cause to grow larger;" from Anglo-French espaundre, Old French espandre "spread, spread out, be spilled," and directly from Latin expandere "to spread out, unfold, expand," from ex- "out" (see ex-) + pandere "to spread, stretch" (see pace (n.)). Related: Expanded; expanding.

权威例句

1. The ultimate aim is to expand the network further.

最终目的是为了进一步拓展该网络。

2. Health officials are proposing to expand their services by organising counselling.

卫生官员计划通过组织咨询来扩展他们的服务。

3. I owned a bookshop and desired to expand the business.

我拥有一家书店，想要扩大业务。

4. Metals expand when they are heated.

金属受热会膨胀。

5. Plans to expand the company have had to be quietly shelved.

公司扩充的计划不得不悄悄搁置下来.

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