gravity

['græviti]

n.重力, 庄重, 严重, 严肃

例句与用法：

The force of gravity pulls things towards the earth's centre.

地心吸力把物体吸向地心。

Professor Gravity now seems to have become an unwanted fixture in the college.

格雷维蒂教授现在好像成了学院里的累赘。

He discoursed impressively on Newton's theory of gravity.

他讲述了牛顿的引力定律，给人以深刻的印象。

We are fully aware of the gravity of the situation.

我们十分清楚形势的严峻性。

Anything that is dropped falls towards the ground because of the force of gravity.

落下的东西因为地心引力的缘故，都会掉到地上。

He doesn't seem to understand the gravity of the situation.

他似乎没有意识到形势的严重性。

详细释义：

n.[U]

1. 【物】重力; 引力; 地心吸力

The stone rolled down the hill by gravity.

石头在重力作用下向山下滚去。

2. 重(量)

3. 严重性; 危险性; 重大

She does not know the gravity of her illness.

她不知道自己病情严重。

4. 严肃; 庄严; 认真

He could hardly keep his gravity.

他忍不住要笑出来。

5. 低沉