Procedure boundary
[计] 过程边界
🧩 词语组成解析
🗣️ 情景例句
I know. But we're going to be late for dinner.
我知道。但我们晚餐可要迟到了。
Mountain-climbing is difficult.
登山是困难的事。
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信，因为我俩的时间都很紧。我们都有做不完的事。