Cental system
[电] 中枢系统
🧩 词语组成解析
n. 百磅
🗣️ 情景例句
He jumps from one job to another.
他经常换工作。
I spent 12 dollars.
我用了十二块钱。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。