Cental system
[电] 中枢系统
🧩 词语组成解析
n. 百磅
🗣️ 情景例句
It always takes time to get used to a new place.
适应一个新地方总是需要一段时间。
I was writing some letters to friends of mine.
我在写一些信给我的朋友。
It has a span of 4,260 feet.
桥长4，260英尺。