Ifip
[计] 国际信息-, 处理联合会
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
That's a tough question to answer.
那是一个很难回答的问题。
What was wrong?
有什么问题吗？