Seronegative
[医] 血清反应阴性的
🗣️ 情景例句
What's your position in the company?
你在公司任何职务？
Money is a good servant but a bad master.
要做金钱的主人，莫作金钱的奴隶。
His words are strongly impressed on my memory.
他的话深深地铭记在我的心头。