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 hope I'll go down in history as a famous English professor.
我希望成为未来历史上有名的英文教授。
How much should people demand of their governments?
国民对其政府应该要求多少呢？
I can't order these clothes, unless you can wait some time, or change this note.
如果你不能等些时候或者破开这张票子，我就不能订做这批衣服。