Some parts of the continent have become 3.5 degrees centigrade hotter in the past 20 years.非洲大陆有些地方的气温在过去20年里升高了3.5摄氏度

part of一部分

A part of this urgent task was allotted to us.

这项紧急任务的一部分分给了我们。

My inn had once been a part of an ancient ecclesiastical house.

我的客栈曾经是一个古老教会的房子的一部分。

Soon, it will be free of ice altogether.很快，那些冰川都会融化殆尽

free of免于； 没有

The streets have been swept free of leaves.

街上的落叶已打扫乾净。

At last he was free of his teacher.

他终於不再受老师的折磨。

相关短语free of charge免费

We can deliver goods to your door free of charge.

我们可以免费送货上门。

Window-shopping is free of charge.

浏览商店橱窗是免费的。