Boundary detection
[计] 边界检测
🧩 词语组成解析
🗣️ 情景例句
How are things?
近来如何？
It won't fit; you'll have to go to the post office.
那不行，你必须去邮局才行。
I said I would be at your house at six o'clock, but the boss want me to do some extra work.
我说过我6点到你家，但老板要我加班。