通关效率的英文：
clearance efficiency
n. 清除，清扫；清仓甩卖；空隙；放行证
- take off clearance = clearance for take off
起飞许可 - The plane was given clearance to land.
飞机被给予着陆的许可。 - Clearance of this check could take a week.
支票兑现可能需要一个星期。 - The clearance work will enable the garden to look as attractive as possible.
清扫工作将使这座花园尽可能地景色宜人。 - Why not cure unemployment by a National Slum clearance effort?
何不通过全国性的消除贫民窟运动来解决失业问题呢?
n. 效率，功效；提高功效的方法
- The service productivity is the function, including external efficiency, intestine efficiency and capacity efficiency.
服务业的生产率是一个包含有外部效率、内部效率和能力效率的函数。 - The efficiency of the tandem system is perfect.
这个串联系统的工作效率无可挑剔。 - To destroy or hinder the efficiency of; frustrate.
使不起作用使无效或限制其效力的发挥；阻挠、挫败 - He is an efficient manager.
他是一位办事效率高的经理。 - Their labor efficiency is very high.
他们的工作效率很高。