Clearance permit
[经] 出港许可, 出港证
🧩 词语组成解析
🗣️ 情景例句
She was playing with the idea of studying abroad.
她有出国留学的念头，但并非很认真。
Put your shoulder to the wheel.
努力工作。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。