Chs
abbr. 加拿大水文局（Canadian Hydrographic Service）；磁柱磁头扇区寻址（Cylinder Head Sector）；人类聚落委员会（Cordless Hand Scanner）；社区卫生服务（community health service）
🗣️ 情景例句
Licking envelopes.
粘信封。
Think much, speak little, and write less.
勤思考，寡发言，少落笔。
At last he said,I think I can help him. He'll be OK if I do one small operation.
“我想我能治他的病。只要我给他做一个小手术，他就会好的。”