Moonwatch
人卫监视
🗣️ 情景例句
I'd like to get some of today's papers sent to my room.
我想要些今天的报纸送到我的房间。
I couldn't get through.
我打不通。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。