Ncf
[醫][=(polymorphonuclear)neutrophil chemotactic factor]（多形核）中性粒細胞趨化因子
??? 情景例句
Hello, operator.
喂， 接線生。
Whoever told you that was just joking.
無論是誰告訴你的，反正都是開玩笑。
She was in the city to visit her daughter.
她住在農村。