When not removed, plaque causes tooth decay and gum disease.
牙斑没有清除就会导致蛀牙和牙龈疾病。
If plaque is not removed, it builds up and gets under the gum line.
如果不清除牙菌斑，它就会堆积起来并钻到牙龈下面。
Suppose you know that there is a type of chewing gum that will give you bad breath.
假设你知道有一种口香糖会让你有不好闻的口气。
That schoolgirl was sitting with her feet stretched far out into the aisle, and was busily chewing gum, when the teacher espied her.
当老师看见那个女生时，她坐在座位上，脚伸到过道里，嘴里拼命地嚼着口香糖。
Chewing gum, once bought primarily by adolescent boys, is now featured in commercials as a breath freshener and teeth cleanser for use after a meal.
曾经主要由青少年购买的口香糖，现在在广告中被用作饭后的口气清新剂和牙齿清洁剂。
An interviewee took his bubble gum out of his mouth and held it in his hand.
一个应试者把泡泡糖从嘴里拿出来攥在手里。
Eucommia ulmoides gum is a crystalline particle existing in the bark and leaf of Duzhong tree.
杜仲胶是杜仲树树皮和叶片中存在的一种结晶颗粒。
This paper researches the fermentation condition of gellan gum production utilizing Sphingomonas paucimobilis.
这篇研究利用少动鞘脂单胞菌发酵生产结冷胶的发酵条件。
回收每一个口香糖包装。
She swallowed her gum. She does that.
她把口香糖给吞下去了，她总是这样。
Chewing gum or having long hair may be penalized.
嚼口香糖或留过长的头发都可能被罚款。
Chewing gum can improve memory, say UK psychologists.
英国心理学家称，嚼口香糖能增强人的记忆力。
This allows the bristles to slide gently under the gum.
这可让刷毛在牙龈下轻轻滑动。
The gum can stimulate saliva flow, which helps fight plaque .
口香糖能够增加唾液分泌，有助消灭齿菌斑。
Drinking lots of water or chewing sugarless gum can also help.
多喝水或者嚼无糖口香糖也会有所帮助。
Don't wear your dentures for a few days until your gum has healed.
牙龈没有好之前，这几天先不要戴假牙。
By comparison, less than 4% of the gum cells contained this protein.
相比之下，只有不到4 %的胶细胞含有这种蛋白质。
John Curtis created the first American packaged gum using spruce sap.
约翰·柯蒂斯用云杉树液做出了美国第一个包装口香糖。
I said, 'We don't break up packs of gum.' -i mean, I've got my principles.
我说，‘我们不拆卖。’——我的意思是我有自己的原则。
Antibodies are proteins that stick onto a pathogen and gum up its works.
从化学成分上来讲，抗体属于一种蛋白质，它通过与病毒结合以阻断病毒的感染能力。
When you have a craving for a cigarette, suck on a lollipop or chew some gum.
当你烟瘾发作时，用棒棒糖或口香糖代替吸烟。
The most common oral diseases are dental cavities and periodontal (gum) disease.
最常见的口腔疾病是龋齿和牙周 (牙龈)疾病。
What's more, gum disease can make it harder to keep blood sugar levels in check.
更严重的是牙龈疾病会让血糖水平难以控制。
The nasal spray also works faster than does nicotine gum, lozenges and the inhaler.
尼古丁鼻腔喷雾器发挥的作用速度快于尼古丁口香糖、含片和吸入器。
You burn more energy by chewing gum or fidgeting than you do sitting still in a chair.
嚼口香糖或坐立不安比你坐在椅子上一动不动消耗更多的能量。
Gently slide it into the space between the gum and the tooth until you feel resistance.
接着牙线轻轻地滑到牙齿与牙龈的间隙中直到感觉到阻力。
They sell chocolates and gum on the streets after school to add to their family income.
他们放学后在街上卖巧克力和口香糖以补贴家用。
They sell chocolates and gum on the streets after school to add to their family income.
他们放学后在街上卖巧克力和口香糖以补贴家用。
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