Backdoor
a. 秘密的
✅ 同义词
🗣️ 情景例句
To help us make this transaction possible,
是的，为了促成这笔交易，
Practice is better than precept.
身教胜于言教。
We'd like a chance to bid on this business.
我们希望能有机会投标这笔生意。