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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）；
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他当众承认自己可能犯了个错误。
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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.
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详情请致电414 3925,转分机2253。
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。
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。
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。
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约翰在这几匹马上下了很大的赌注。
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有些人以为他们还能撑到星期天，务实的人却很清楚，这一切都已结束了。
Their efforts helped the hostages gain their freedom.
他们的努力帮助人质获得了自由。
The mixture can be used as a gargle several times a day.
每天可用这种混合液漱几次口。
He must anticipate the maneuvers of the other lawyers and beat them at their own game...
他必须预见到其他律师的策略，并以其人之道还治其人之身，从而打败他们。
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He has garnered extensive support for his proposals...
他的提议得到了广泛的支持。
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This was greeted with gales of laughter from the audience.
观众对此报以阵阵笑声。