1. to cancel
We have to cancel your order.
Therefore, we have to cancel your order.
I'd like to cancel our lesson.
I had to cancel my tickets, because I was ill and couldn't travel.
to cancel the appointment
I had to cancel the meeting.
Anglais mot "取消"(to cancel) se produit dans des ensembles:
Software and operating systems - 软件和操作系统At the airport - 在飞机场