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 lost.
我输了。
Rome was not built in a (or one) day.
罗马不是一日建成的。
I checked our supply of that material you asked for.
我查过了库存中你要的那种材料。