Backdoor
a. 秘密的
✅ 同义词
🗣️ 情景例句
It's crazy here most of the time.
这儿经常吵吵闹闹。
Let's go out to the airport. The plane landed ten minutes ago.
让我们去机场。 飞机在10分钟前降落。
Don't be that way!
别那样！