at call的用法和样例:
例句
- The doctors in our hospital are at call day and night.
我们医院的医生随叫随到。 - He has a large number of reference books at his disposal.
他有大量的参考书可供使用。 - Airliners in service at present cannot fly faster than the speed of sound.
目前供使用的客运机飞行速度不能超过音速。
词汇搭配
- at the beck and call of 听候…的吩咐...
- money at call 短期放款
- call at 短暂访问(某地)...
- at someone's beck and call 唯某人之命是从...