give off 详细解释

give off

v.散发(光、气味等)

发散

The food gave off a bad smell.

食物已经发臭了。

词义辨析

同义参见:

vapor  emit  exhale  smoke  

英英释义

动词 give off:

have as a by-product

give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.

同义词:emit, give out

补充

give offgive off1.发出; 放出; 散发出; 放射出When nitric acid is poured on copper, a brown vapor gives off.将硝酸倒在铜上, 会散发出一种棕色的蒸气。Rotten eggs give off a bad smell.臭蛋散发出难闻的气味。

例句

1. Natural gas gives off less carbon dioxide than coal.天然气释放的二氧化碳比煤炭少。 2. The flowers gave off a sweet fragrance.鲜花散发出甜蜜的芳香。 3. The telescope can detect light given off [=emitted] by distant galaxies.这台望远镜能观测到遥远星系发出的光。 4. The garbage gave off an unpleasant smell.垃圾发出一股难闻的气味。 5. "The chimneys gave off thick, black smoke."烟囱里冒出浓浓黑烟。