Xenobiotic
n. & adj.(藥物、殺蟲劑、致癌物等)異型生物質(的)
??? 情景例句
Thank you.
謝謝 。
I don't feel up to going to work today.
我今天不舒服，不能上班。
This one is 3 yuan. That's dear.
這支筆三塊錢，太貴了。