Sigma reaction
[医] 西格马反应, δ反应(梅毒的絮凝反应)
🧩 词语组成解析
[计] 求和\\n[医] σ(希腊文第十八个字母)
🗣️ 情景例句
I can't make up my mind about it.
关于那件事，我还不能做决定。
The eye is blind if the mind is absent.
心不专则眼不明。
Sally is leaving tomorrow and coming back on Saturday.
傻俐明天走，星期六回来。