Backdoor
a. 秘密的
✅ 同义词
🗣️ 情景例句
They'd never dare to publish this information, there would be a panic riot.
他们不敢报道这条消息，因为这条消息会引起恐慌。
This is a very bad performance.
这是一次非常糟糕的演出。
In five hours' time!
5个小时以后！