Aconchulinida
无壳目
🗣️ 情景例句
If you don't finish your homework, you'll be in big, big trouble.
如果你不完成作业，你就有大麻烦了。
He is feeling the surface.
他在触摸着表面。
George heard the noise and came downstairs quickly.
乔治听到了响声，迅速地下了楼。