Definition
used to indicate that someone will experience trouble or be punished if they do a specific action.
若是违反，将有麻烦或受罚。
Woe betide him if he makes that mistake again.
如果他再犯那个错误，他就要倒霉了。
Woe betide them if they don't finish the report on time.
如果他们没有按时完成报告，他们就要倒霉了。
Woe betide her if she spills coffee on the boss.
如果她把咖啡洒在老板身上，她就要倒霉了。