Hums
abbr. 健康和使用监控系统（Health and Usage Monitoring System）
🗣️ 情景例句
I'm going to use it for business.
我会在业务上用到它。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
No, this is Sam.
不，我是萨姆。