Hums
abbr. 健康和使用监控系统（Health and Usage Monitoring System）
🗣️ 情景例句
That would be very helpful.
你这样做帮忙可大噢。
My uncle had a heart attack last year.
我的叔叔去年患了心脏病。
This is the school building.
这是学校大楼。