1、belong

与…有关；是…的一部分

The handwriting belongs to a male.

这是男性的笔迹。

They established that the body belonged to a 15-year-old girl.

他们确定这是一具15岁女孩的尸体。

属于（某个类别、类型或群体）

The judges could not decide which category it belonged in.

评委们无法判定它属于哪一类。

I realized that he and I belonged to different worlds.

我意识到我和他不是一路人。

属于彼此（恋人用来表示亲密关系）

I really think that we belong together.

我真的觉得我们属于彼此。

He belongs with me.

他是我的。

2、impact

影响;作用

They say they expect the meeting to have a marked impact on the future of the country.

他们称他们预期会议对国家的未来会产生显著影响。

The major impact of this epidemic worldwide is yet to come.

这种传染病在世界范围内的重大影响还未完全显现。

撞击;碰撞;撞击力

The plane is destroyed, a complete wreck: the pilot must have died on impact.

飞机遭到毁坏,完全成了一堆残骸：飞行员肯定死于撞击。

A running track should be capable of absorbing the impact of a runner's foot landing on it.

跑道应该能够吸收奔跑者踩踏地面时产生的撞击力。