Cisi
abbr. Centre for Inventions and Scientific Information 发明与科技情报中心
🗣️ 情景例句
Tomorrow morning after lifting weights,I'll try aerobics.
明早举完重，我去试试有氧运动。
Let's call it a day.
让我们今天就到此为止吧。
Excuse me. Where's the toilet, please?
请问洗手间在哪？