Gingiva
n. 齿龈
✅ 同义词
🔁 扩展释义
【医】 龈
🏥 医学释义
牙龈
🗣️ 情景例句
No, no. Please, go ahead.
不用 ，不用。你走吧。
Sorry to have kept you waiting.
抱歉使你久等了。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。