Ectocommensal
n. [生]外共生体,外共栖体(指在生物体表生活的共生体)
🗣️ 情景例句
You get one point for each letter,
一个字母可得一分。
Take it. Otherwise you can't go on the trip.
喝了它，不然你不能继续旅行了。
It was my pleasure.
不用谢。