Occurrence matrix
[化] 事件矩阵
🧩 词语组成解析
🗣️ 情景例句
Please, sit down.
请坐。
What's the temperature today?
今天的温度是多少？
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。