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 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...
Why do all of your teeth hurt suddenly? Do you need to see a dentist? We're here to help you understand what tooth pain is, what causes it, and what you can do to treat or prevent it. What Are Toothaches? Toothaches refer to pain in or near your teeth. They’re caused by ...
百度试题 结果1 题目7. - Why do you hate your braces?-They hurt my teeth, and it's difficult for me A. eating B. to eat C. being eaten D. to be eaten 相关知识点: 试题来源: 解析 7.B 反馈 收藏
—I’ve lost the new bike ___ my dad bought for me on my birthday.A.whichB.whoC.what 免费查看参考答案及解析 题目: 听下面一段较长对话,回答以下小题。【1】Why does Betty make the appointmentA.To have a dental checkup.B.To get her teeth cleaned.C.To get medicine for her headache...
Candy is a reward, a movie snack, and a fundamental part of many special occasions, so why does eating candy hurt your teeth?
After seeking medical support, consider that headaches can often be brought on or worsened due to stress or mental health challenges. A therapist may be able to help you manage the triggers related to your headaches and, by doing so, potentially reduce their frequency. ...
So it doesn’t hurt to get a haircut. 同样道理,修剪指甲也不会疼。 然而,用力拽头发就感觉疼痛It hurts,这是为什么呢? 原来长在皮肤下的发根是有神经的, 神经会把疼痛的感觉传递给你的大脑, 使你意识到疼痛。 拽头发会疼,因为发根是有神经的。
Sometimes your teeth hurt due to the common cold. If you experience a toothache along with other symptoms, here's how to deal with it.
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 – ...