Distacodidae
端齿刺科
🗣️ 情景例句
This has been a hard course for me.
这门课对于我来说很难。
Save while you may, no morning sun lasts a whole day.
能节俭时就节俭，朝阳难照一整天。
One evening, however, he failed to arrive.
可是，有一天晚上，它出去后再也没回来。