虽然导致口臭的原因可以归咎于象大蒜这样的食物，又或者是因为牙龈发炎，但是最为常见的口臭原因是在于，口腔和喉咙内的细菌过渡滋长。

WHILE foods such as garlic can be the culprit, as can a tooth infection, the most common cause of bad breath (halitosis) is an overgrowth of the bacteria which normally live in the mouth or throat.

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本文以大蒜根尖为材料，在传统制片法的基础上加以改进，获得了大量植物细胞有丝分裂的清晰图象。

This paper is about the root ends of garlic. On the basis of improving the traditional ways of making slices, we have got a large number of clear pictures about the mitosis of plant cells.

youdao

本文以大蒜根尖为材料，在传统制片法的基础上加以改进，获得了大量植物细胞有丝分裂的清晰图象。

This paper is about the root ends of garlic. On the basis of improving the traditional ways of making slices, we have got a large number of clear pictures about the mitosis of plant cells.

youdao