Plis
abbr. propellant-level indicating system 推进剂水平指示系统
🗣️ 情景例句
I don't know how to thank you, Susan.
我不知道如何谢你， Susan。
I enclosed some photographs in my letter.
我在信封里装了一些相片。
small at first, narrowly contained within its banks,
开始很小，被紧紧地夹在两岸中间，