Why do our teeth hurt? Our teeth are hard, like built-in knives and forks in our mouths. However, they still feel pain quite easily. Why are teeth so sensitive (敏感的) to pain? Tooth pain is a defense mechanism(防卫机制).1. It helps us notice we must do something to protect our...
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Why do my teeth hurt after whitening? If this question is putting a damper on your newly white smile, you’re not alone. More than 6 in 10 people will experience tooth sensitivity after teeth whitening. Fortunately, there are many simple ways to deal with this annoying – and painful – ...
有时，甜味的东西和暴露的牙本质的碰撞就会导致疼痛。而这一切都是因为你在科学课上的老朋友：渗透作用。Osmosis is the movement of something like water across a selectively permeable barrier. It goes from the side where there's less stuff dissolved to the side with more stuff.渗透是指像水这样的东...
Why does the inside of my ear hurt when I touch it? In children, the most common cause of ear pain is an ear infection. Adults are less likely to get ear infections. If your ear hurts when you touch it, you may have an upper respiratory infection caused by a virus or bacteria. Oth...
what hurt the most was not that she hit me was that after she hit me she didn't have the decency to hop back like like maybe something was gonna happen she knew nothing was gonna happen it's against the rules so not only did she get to blast me in the head she then got to do...
Recent teeth hurt badly, if dead a ruling likely to spill the beans. Why so ... 翻译结果4复制译文编辑译文朗读译文返回顶部 正在翻译,请等待... 翻译结果5复制译文编辑译文朗读译文返回顶部 正在翻译,请等待... 相关内容 a平板运输车 Plate transport vehicle[translate] ...
Teeth have three layers, only one of which—the innermost layer of the tooth—can hurt, as that layer of the tooth 33 both blood vessels and nerves. Pain is the only feeling to which the nerves in that layer respond. Whereas people with tooth sensitivity may complai...
Get physically close to your child and calmly prevent them from sinking their teeth into someone they're upset with. You might say something like, "I can't let you hurt another person," while you gently but firmly hold them or cup your hand gently over their mouth. ...
MOUSE: Oh, great Lion, please don’t hurt me. Please, let me go. LION: Why should I, Mouse? You’d make a yummy little snack! MOUSE: But someday you may need my help! LION: Ha-ha, ha-ha! What a laugh! You help me? What could a silly, scared little mouse do to help a...