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.