because of a lack of (something)
因为缺乏
for want of a better location we ate our picnic lunch in the cemetery.
由于没有更好的地方，我们只好在墓地吃野餐。
To desire greatly to enter
想要进去：极其渴望进入
The dog wants in.
这条狗想要进去
To wish to join a project, business, or other undertaking.
需要：希望加入某项工程、业务或其它事情
To desire greatly to leave
想要出去：极其渴望离开
The cat wants out.
这只猫想要出去
To wish to leave a project, a business, or other undertaking.
想要出去：希望离开某项工程、业务或其他事情