Castagnea
凯氏褐藻属
🗣️ 情景例句
I've got three days off next week.
下星期我有三天假。
He tries to button his own shirt,but he can't do it.
他试着扣好他的自己的衬衫，但是他不能做到。
He began to catch up with the others.
他开始赶上其他人。