低含氧量导致细菌滋长，这些细菌会破坏硝酸盐——海洋微生物及浮游植物的重要营养物质之一。
Low oxygen levels encourage the growth of bacteria that destroy nitrate - a vital nutrient for the ocean's microscopic plants, or phytoplankton.
注意，蛋黄带血的为孵过的蛋，蛋壳破损的会有细菌侵入滋长，均不宜购买。
Warning: Eggs contain yolks with blood are hatched ones, and those with broken shell are apt to be invaded by germs, so they shall not be purchased.
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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