🧩 词语组成解析
🗣️ 情景例句
I was very sad indeed to hear about it.
听了这件事，我的确非常难过。
Does the back door have a lock on it?
后门上有锁吗？
One of the first jobs when you start work in an office is to learn how to use every piece of equipment.
你在办公室开始工作的第一件事就是要学会怎样使用办公室里的每样设备。