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
If you have time around Christmas, please come to visit my family.
如果你圣诞节前后有空，欢迎到我家来玩。
The restaurant is on the second floor.
那餐厅在二楼。
It's a pleasure. I'll see you tomorrow.
很高兴为您效劳。明天见。