Echiuroidea
棘尾门
🗣️ 情景例句
That's relief.
真令人欣慰。
First of all, I want to thank my parents for bringing me into this world.
首先，我想感谢我的父母把我带到这个世界。
In fact a basic amount of movement occurs during sleep which is specifically concerned with preventing muscle inactivity.
事实上，睡眠状态下仍有着基本的活动量，以防止肌肉活动停止。