Precontrol
预先控制
🗣️ 情景例句
I need to confirm my reservation.
我要确认我的预定。
Where there is no good within, no good comes out.
没有内心的美，就没有外在的美。
This may be illustrated by comparing the position of a nation with that of a private business enterprise.
把国家的状况同私人企业的状况加以比较，就可以看清这个问题。