Ectoparasites
(ectoparasite 的复数) n. 外寄生物\\n[医] 外寄生物
🗣️ 情景例句
By the way,
顺便问一声，
What is one man's cloud is another man's sunshine.
此人乌云盖顶，彼人艳阳满天。
When did you come to China?
你什么时候来到中国？