Retropulpitis

逆行性牙髓炎

🗣️ 情景例句

I've never worn them before.
我从来没有戴过这个。
Sorry, Mr. Green can't see you now.
对不起,格林先生现在不能见您。
Some old people are oppressed by the fear of death.
有些老年人因为怕死而感到烦恼。
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