Ectosymbiont
[生态]外共生体
🗣️ 情景例句
He cancelled his appointment.
他取消约会了。
What kinds of vegetables do you have?
你吃什么样的蔬菜？
After being absent from the Gables for a week,
一次，姑妈有一个星期没在“山墙庄园”住。