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 chose to continue with my career as a music teacher.
我选择继续我的音乐教师的事业。
He came to give us a talk yesterday.
他昨天给我们作了一次演讲。
I'll keep the things on this shelf for you, said the shopkeeper.
“我先把你的东西放在这个货架上，”售货员说。