"The big cities gave off so many wonderful American qualities"
"The ozone layer blocks some harmful rays which the sun emits"
1.释放,放出,发出(气体、热量、气味等)
If somethinggives off orgives out a gas, heat, or a smell, it produces it and sends it out into the air.
e.g. ...natural gas, which givesoff less carbon dioxide than coal...
二氧化碳释放量低于煤炭的天然气
e.g. Substances such as ammoniagive out heat when they dissolve.
诸如氨气之类的物质在溶解时会释放出热量。
1. give off
1. 发出:通过测量一物体(object)发出(giveoff)的光的颜色,我们能够测定该物体的温度. 具有更为广泛应用的是物质当其温度被提高时就膨胀(expand)而当其温度降低时就收缩(contract)这一现象(fact).
2. give off的意思
2. 放出,释放:give in交上;投降,屈服 |giveoff放出,释放 |give oneself away泄露,露马脚
3. 发出或放出(蒸气等):give occasion to 引起 |giveoff 发出或放出(蒸气等) |give one's ears 不惜任何代价(要)
4. give off的反义词
4. 发出或放出(光、热、气味等):give in屈服;让步 |giveoff发出或放出(光、热、气味等) |give out分发;发出(气味等)
太阳散发光和热。
Rotten eggs give off a bad smell.臭蛋散发出难闻的气味。
When wine is fermented it gives off bubbles of gas.酒发酵时会放出气泡。
The flowers give off a heady scent at night.这些花晚上散发出醉人的芳香.
If plastic and rubber are burnt, they'll give off poisonous gases.要是塑料和橡胶被焚, 就会放出有毒的气体.
Fireflies give off flashes of light when they fly at night.萤火虫夜间飞行时发出闪光.
Rotten eggs give off a bad smell.臭蛋散发出难闻的气味.
Osmanthus blossoms give off [ exhale ] a rich perfume.桂花 发出浓郁的芳香.
Many household products give off noxious fumes.很多家用产品散发有害气体。
The factory does not give off any poisonous exhaust gases.这家工厂并不放出任何有毒的废气.
Jaffe found that when rubbed plants give off increased amounts of ethylene.贾菲发现,当搓揉植株时,植物放出的乙烯数量就增加.
These gas lasers give off a continuous beam.这种气体激光器产生连续不断光束.
The apples give off a very sweet smell.这些苹果散发出非常香甜的味儿.
They give off discrete amounts of radiant energy.它们放出不连续的辐射能量.
The moon, for example, does not give off any light of its own.举月亮为例, 它自身并不发光.
They react with many metals to form a salt and give off hydrogen.它们能和许多金属起反应,生成盐并放出氢.
Many material, if given the proper energy, such as by heating , give off light.许多材料在得到适当的能量(比如在受到加热)时, 都会发射出光.
If ( it is ) burnt, rubber can give off a poisonous gas.橡胶如果燃烧起来, 会发出有毒气体.