The Chinese word 下来will have different meaning and application when it is used together with other words to form a new one such as爬下来, 停下来, 脱下来and 坚持下来. In fact, students who learn Mandarin should know 下来in 爬下来is the basic application of it, indicating the translocation from the higher place to the lower place. However, the others are the extensive usage of this word. The main extensive applications are as follows.

When it placed after the verbs like 停、留、录 and 写, it indicates that certain action makes certain things fixed in certain form. The typical example is 那辆车在他旁边突然停下来不走了. When being used after such verbs like 脱、摘、拿and切, it implies to make part of things separated from the whole part or somewhere. We can say 把旧挂历摘下来，换上新的吧.

In some cases, it indicates certain behavior lasts from the past to the present like 虽然遇到了很多困难，但我们坚持下来了. Another application that the students who study Mandarin online should know it the direct extensive of the basic meaning, indicating the transfer from the high to the low or from the upstream authority to the downstream authority and the speaker is in the low place. For example, 我们的计划已经批下来了，得动手了.

Being placed after noun or verb, it implies a certain condition appears after a period of time’s action. In some cases, the verb can be omitted. In this usage, the clause is needed to follow after it such as 几个小时（讲）下来，嗓子都冒烟了. Those who come to study in China should know it means to enter a new status, from dynamic to static state when it used after adjective like 等他心情平静下来再说吧. But the number of the adjective of this usage is very limited.