Sigma hyperon
[化] σ超子
🧩 词语组成解析
[计] 求和\\n[医] σ(希腊文第十八个字母)
n. 超子\\n[化] 超子
🗣️ 情景例句
Jack Davis, please.
请找Jack Davis。
How much flour did you want to use?
你要用多少面粉？
Think carefully before you act.
三思而后行。