a decision to stop sth that has already been arranged from happening; a statement that sth will not happen 取消；撤销；注销◆We have been badly affected by the cancellation of orders. 取消订单已对我们造成严重的影响。◆Cancellations must be made in writing. 撤销必须以书面形式提出。◆ a $200 cancellation charge 200 元的注销手续费⨁to cause / make (a) cancellation 取消／注销
() the fact of making sth no longer valid 撤销；作废◆the cancellation of the contract 合同的撤销
the act of marking a document, cheque, ticket, etc. or to show it has been used or can no longer be used; a decision to stop using these items （支票、票等的）盖销，注销