🧩 词语组成解析
🗣️ 情景例句
You shouldn't have.
不该这样破费的。
Don't forget to write to let us know you arrived safely.
不要忘记写信回来，告诉我们你已经安全抵达。
As soon as I tap on the window, you must stop within five feet.
我一敲车窗，你必须把车停在5英尺之内。