Nonperiodic
a. 非周期的
🗣️ 情景例句
Excuse me. Can you help me?
对不起 你能帮帮我吗
Let me direct that question to the manager.
让我直接问经理好了。
Yes, very hard. Years of hard work, very little food, only a small cold room to live in and never a moment's rest.
是的，境况很不好。多年劳累，食不果腹，斗室寒舍，从无休息。