Sigma test
[医] 西格马试验, Σ试验(检梅毒的絮凝反应)
🧩 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 got you.
明白了。
Money is often lost for want of money.
往往由于缺乏金钱而丧失金钱。
True and False have opposite meanings.
真与假含义完全相反。