Jawless vertebrate
[脊椎动物]无颚脊椎动物
🧩 词语组成解析
无颚的
vertebrate
['və:tibrit]
n. 脊椎动物;
adj. 有脊椎的，脊椎动物的;
🗣️ 情景例句
Robbie says you can't take him to the game today. Robbie
说你今天不能带他去看比赛。
It's faster but more expensive to ship goods by air.
空运较快但运费较高。
Was the noise a cause of the illness, or were the complaints about noise merely a symptom?
是噪音引起了（精神）病呢，还是（精神）病的症状之一是对噪音的抱怨？