Centcal summation
[医] 中枢[性]总和
🧩 词语组成解析
🗣️ 情景例句
This is something you'll have to work out yourself.
这就是你必须自己做出决定的事情。
May I reconfirm my flight?
我可以确认我的班机吗？
Which hammer? This one?
哪一把？是这把吗？