clearance

释义

n. 清除, 间隙\n[化] 间隙; 空隙 customs clearance 海关放行；结关 custom clearance 清关；外贸通关；进出口报关 tip clearance 叶尖间隙；尖端间隙；齿顶间隙

例句

She’ll race if she gets medical clearance from her doctor.

如果取得了医生的许可，她就会参加比赛。

Morris did not have a security clearance .

莫里斯没有安全审查许可。