deliver (邮件、货物等)投递,递送,分送,分发,送交;传送;运输:
He delivered the checks to the bank.
他把支票送交银行了 。
We delivered the merchandise to them.
我们把货物送交给他们 。
on call 待命;随叫随到
Doctor Liu is on call at all times.
不论什么时候刘医生随叫随到 。
Most companies assumed their employees were forever on call.
多数企业都认为员工无论何时都随叫随到 。
n. 预定,保留意见