Conodont
n. [古生]牙形刺, 牙形石
??? 情景例句
I wouldn't miss a day even if I were really sick.
即使我真的病了，也不想錯過一天。
We may be able to help you in some way.
我們也許能在某些方面幫助你。
You are coming along well.
你進展得很好。