Gingivitis
n. 齿龈炎
📖 牛津释义
gingivitis
n[U]
(medical 医) inflammation of the gums 龈炎.
🗣️ 情景例句
After dinner sit a while, after supper walk a while.
午饭后要坐,晚饭后要走。
as by falling into inaccessible caves, or into an ice crevasse, like the Siberian mammoths,
如掉进难以到达的洞穴,或掉进冰河裂缝里,或者像西伯利亚长毛象那样掉进冰窟中,
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