Retortamonadidae
曲滴虫科
🗣️ 情景例句
I've been invited to give a talk at the conference.
我已受邀在大会上发言。
What is she doing now?
她现在干些什么呢？
But why did white people want to catch Africans and put them in chains?
但是为什么白人要把非洲人抓起来，戴上镣铐呢？