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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 five-hundred man French army garrison.
一支500人的法国陆军卫戍部队
He regularly watched our games from the stands...
他一般在看台上观看我们的比赛。
The proposal has provoked howls of Gallic indignation...
该提议令法国人义愤填膺。
I gagged him with a towel.
我用一条毛巾堵住他的嘴。
Jim gardened at the homes of friends on weekends.
吉姆周末帮忙打理朋友家的花园。
...a garlicky salad.
蒜香色拉
The reviews for 'On a Clear Day' ran the gamut from contempt to qualified rapture .
对于《好日子》的影评毁誉参半，既有人表示不值一提，也有人觉得它带给人一定的惊喜。
...the wind tearing through gaps in the window frames.
从窗框缝隙中呼啸而入的风
Music rang out adding to the gaiety and life of the market.
音乐响起来了，给市场增添了一份快乐和生机。
'Don't play games with me!' he thundered...
“别跟我耍把戏!”他怒吼道。
...rotting piles of garbage.
成堆腐烂的垃圾
...opportunities for gainful employment.
有酬工作的机会
Once I was through the first set my game picked up.
我打完第一局之后就进入了状态。
His movements were clumsy, and his gait peculiarly awkward.
他动作笨拙，步态尤其难看。