Astacus
[医] 螯虾属(若干种为肺吸虫的第二中间宿主)
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
Today is Monday.
今天是星期一。
It's over there,behind the teapot.
就在那儿，茶壶后面。