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
Bye.
再见。
Joys shared with others are more enjoyed.
与众同乐，其乐更乐。
That costs quite bit more.
那要多花好多钱。