Sipunculid
(=sipunculoid)星虫
🗣️ 情景例句
It hurts, doesn't it?
会痛 ，是不是？
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
some drifting and slow, others jerky and rapid.
这些活动有的飘忽而缓慢，有的急剧而快速。