Tintinnid
砂壳纤毛虫, 铃虫
🗣️ 情景例句
In the Spring and Autumn period, copper and iron chopsticks came into being.
在春秋时代又出现了铜制和铁制的筷子。
Did you tell him yourself?
你自己亲自告诉他吗？
May I come in, please? I'm sorry I'm late.
我可以进来吗？对不起，我迟到了。