牙龈出现肿胀，变软，同时可能出血，尤其是在刷牙或使用牙线清洁牙齿时。

The gums are swollen, soft, and may bleed, particularly during brushing or flossing.

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牙龈出现肿胀，变软，同时可能出血，尤其是在刷牙或使用牙线清洁牙齿时。

The gums are swollen, soft, and may bleed, particularly during brushing or flossing.

youdao