Causal agent
un. 致病因子；致病病原\\n
🧩 词语组成解析
causal
['kɔ:zəl]
adj. 具有因果关系的，构成原因的;
🗣️ 情景例句
I will serve coffee and pumpkin pie.
我来准备咖啡和南瓜派。
You're very kind to take the trouble to help me.
谢谢你不怕麻烦帮助我。
Shall I keep him away from school?
我是否要他不去上学？