Si
[计] 国际单位制, 串行接口, 移入\\n[医] 硅(14号元素,旧名矽)
📖 牛津释义
SI
abbr
缩写 = International System (of units of measurement) (French Systeme International) 国际单位制（源自法文 Systeme International）: SI units 国际单位.
🗣️ 情景例句
Good-bye.
再见。
My fever is gone,but I still have a cough.
我的发烧好了，但是我仍然患咳嗽。
I'm afraid I can't do that right now. the manager isn't here.
恐怕我现在不能退钱给你。经理不在这里。