Backward caries
[医] 逆行性龋
🧩 词语组成解析
🗣️ 情景例句
I don't know about that.
我表示怀疑。
Have you washed any dishes?
你洗碗碟吗？
When honey bees have discovered a feeding place, they fly directly to it from the hive.
当蜜蜂发现一个喂食点时，它们从蜂箱直接飞往那里。