Infectant
n. 污染物, 傳染物\\na. 傳染的,污染的
??? 情景例句
You may pick as many apples as you please.
你愛摘多少蘋果就摘多少。
I'm a graduate of Yale University, I have an M.S.degree.
我是耶魯大學的畢業生，我有理學碩士學位。
Can you remember the doctor's telephone number?
你還得醫生的電話號碼嗎？