expand
及物动词 vt.
1. 展开,张开(帆,翅等)
The eagle expanded its wings.
老鹰展开翅膀。 2. 使膨胀;使扩张 3. 扩大;扩充;发展
He is thinking of expanding his business.
他正考虑扩展他的生意。 4. 详述
They have expanded my view on the question.
他们已更充分地阐明了我对这个问题的观点。
不及物动词 vi.
1. 展开,张开 2. 扩张;发展;增长
In ten years the city's population expanded by 12%.
十年之中,该城人口增加了百分之十二。 3. 膨胀
Water expands when it freezes.
水结冰时体积膨胀。
A tire expands when you pump air into it.
轮胎打了气就会胀大。 4. 详细说明[(+on/upon)] 5. 变得和蔼可亲;感到心旷神怡;变开朗
My father expanded a little when he had had a drink, and started to talk more freely.
我父亲小酌之后,就变得开朗可亲些,话也说得多了。
Her face expanded in a smile.
她笑逐颜开。