Chloroflagellida
[医] 绿鞭毛虫(藻)类
🗣️ 情景例句
She majored in math and physics at university.
她在大学里主修数学和物理。
A constant guest is never welcome.
久住非佳宾，常来不欢迎。
A game that is very popular with these young swimmers is the underwater tricycle race.
这些幼小的游泳运动员非常喜爱的一种游戏是水下三轮车比赛。