Spinigrade
a. (海星、海胆等动物)用刺(或刺状部)行进的
🗣️ 情景例句
I haven't got anything to do now; I'm so bored.
我现在无事可做，感觉很无聊。
A man cannot whistle and drink at he same time.
一心不能二用。
I'm not sure we can wait that long.
恐怕等不了那么久了。