Belemnoidea
n. [古生] 箭石目
🗣️ 情景例句
Hey, do you work out?
嘿，你锻炼吗？
I'm sorry, but I didn't catch what you said.
对不起，我没有听明白你的话。
Yes, and full payment is due within 30 days.
是的，如果在30天骨付款就没有折扣。