它們的的用法和樣例：
例句
-
為了捕獲一些這類動物，我們觀察了它們的活動情況。
In order to obtain some of these animals we observed their movements. -
一切的結果都基于它們的原因。
All effects are dependent on their causes. -
該公司已經實現了它們的出口目標。
The company has met their export target. -
我們不知道這些鳥如何找到它們的路。
We have no idea how the birds find their way.
