B. u.
[医] 棱底向上
🧩 词语组成解析
[医] 单位
🗣️ 情景例句
Max will always have a family member to watch over him
家里总会有一个人照顾Max
The old goose plays not with foxes.
老鹅不和狐狸一起玩。
since ground stations and satellites cannot see everywhere.
因为地面工作站和卫星不可能看到地球上的每一个地方。