Ches
abbr. 中国水利协会（Chinese Hydraulic Engineering Society）；套管井勘探服务
🗣️ 情景例句
I'm really impressed by your show.
你的展览让我留下了深刻的印象。
What were you doing at about 4 o'clock yesterday afternoon?
你昨天下午在大约4点钟正在做什么？
Then wait until the fire is out.
然后，等火熄灭。