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Helium is a very light gas.是什么意思？

Helium is a very light gas.

氦是一种非常轻的气体。

相关词汇
helium is very light gas

helium

n. <化>氦；

is

vt.& vi. 是（be的三单形式；n. 存在；

very

adj. 很，非常，恰好是，正是，十足的，特有的；adv. 很，非常，充分，完全；

light

n. 光，发光体，电灯，点火器；adj. 轻的，明亮的，浅色的，少量的；v. 点燃，照亮，用光指引；adv. 轻地，轻装地；

gas

n. 气体，[矿业] 瓦斯，汽油，毒气；vt. 加油，毒（死）；vi. 加油，放出气体，空谈；int. 该死！（令人气愤的人应即被送毒气室处死）；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
...a clove of garlic.
一瓣蒜
The faces of the two conspirators gave the game away.
这两个共谋者的表情泄漏了秘密。
Players and officials were garlanded with flowers...
运动员和官员们戴着花环。
...the last three points of the second game.
第二局的最后3分
She had finished the vegetables and was garnishing the roast.
她已经做好了蔬菜，正在给烤肉添加饰菜。
He has garnered extensive support for his proposals...
他的提议得到了广泛的支持。
They are not prepared to gamble their careers on this matter...
他们不愿意把自己的事业押在这件事上。
...a gangly youth dressed in jeans and trainers.
穿着牛仔服和运动鞋、瘦高又笨拙的几个年轻人
They are galloping around the garden playing football.
他们在园子里飞跑着踢足球。
The Galaxy consists of 100 billion stars.
银河系由1,000亿颗恒星组成。
I personally think this is complete garbage...
我个人认为这纯粹是废话。
Come on over, we've got lots of the old gang here.
过来吧，好多老朋友都在这儿。
He was not the type to wander round gaping at everything like a tourist.
他不是那种像个游客似的四处闲逛、对什么都好奇张望的人。
He put on a gaily coloured shirt.
他穿上一件花哨的衬衫。