used to say that something happening, existing, etc. depends on another thing happening, existing, etc.

如果
to the same extent or degree, used in comparisons to show equality or intensity

一样
used to say that something is happening at the same time with another

当, 随着
to such a large or extreme extent, often expressing intensity or quantity

如此, 非常
at some point subsequent to when something happens

之后, 一旦
used to indicate that one event happens earlier than another event in time

在...之前, 之前
used to introduce a subordinate clause expressing a statement, thought, or reported speech

那
used to express that something happens continuously from the beginning to the end of a period of time

在...期间, 在...过程中
used to express an estimated number, time, or value

大约, 左右
used to show how something is done or achieved

通过, 由
on or to a place beyond the borders of something

在...外面, 到...外面
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