「牙齦」用英語怎麼說?

“牙齦”用英語怎麼說?

Professional deep tooth cleaning dental floss

gums 牙齦

The toothbrush gently removes plaque without damaging the gums or causing bleeding.

牙刷輕輕地刷去齒菌斑,沒有傷及牙床或引起出血。


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