Elliptical galaxy
椭圆星系
🧩 词语组成解析
🗣️ 情景例句
Let's get together and have a group study session.
咱们在一起组织一个学习小组吧。
Mr. Jones is the author of the controversial book.
琼斯先生写出了一本有争议的书。
He did not know from which part of Africa his ancestor had come.
他不知道祖先来自非洲的什么地方。