【题目】ToothpastePeople have been cleaning ther teeth for more than six thousandyears Ancient people didn't have toothpaste. Ancient Egyptians mixedmint leaves and dried flowers. The Romans used a tooth-cleaningmixture with pee! That's too yucky!Luckily someone invented toothpaste. In 1873, ...
93. ToothpastePeople have been cleaning their teeth for morethan six thousand years. Ancient people didn't havetoothpaste. Ancient Egyptians mixed mint leaves anddried flowers. The Romans used a tooth-cleaningmixture with pee! That's too yucky!Luckily, someone invented toothpaste. In 1873,Colgate...
Ideally, after this deep cleaning appointment, the bacteria in the pockets of the teeth will be removed, and in the next few weeks, the gums will become healthier if the person is performing oral hygiene every day. Dentists recommend Colgate Total Advanced Health as an optimal toothpaste. With...
【题目】ToothpastePeople have been cleaning their teeth for morethan six thousand years. Ancient people didn't havetoothpaste. Ancient Egyptians mixed mint leaves anddried flowers. The Romans used a tooth-cleaningmixture with pee! That's too yucky!Luckily, someone invented toothpaste. In 1873,...
A kit for cleaning the teeth with a toothbrush sto 优质文献 相似文献 参考文献 引证文献Etiology and treatment of root hypersensitivity. Class V cervical lesions are often observed in older patients during their treatment planning phase, resulting from root caries, toothbrush abrasion, chemical erosion,...
The cover having the shape of a cup, is used as a personal mouth-rinser glass.doi:EP0051047 A1Russo PioRusso RenateEP
If you want to help get whiter teeth, you could always try a whitening toothpaste to go along with your new brush. L Lee April 19, 2017 Reply my brush has all the modes, but for some reason it has locked onto whitening and daily clean, and I could not change it to the other ...
without没有;D. for为了。这里是说没有使用手。根据题意,故选C。 【6】句意:两个加拿大人Adel Elseri和Said Fayad已经发明了被叫做, T2T or “tonguetoteeth 的东西。A. nothing没什么;B. Everything一切;C. anything任何东西;D. something某物。根据下文Elseri says he came up with the idea___7__...
The invention discloses a toothpaste for simultaneously cleaning, whitening and restoring teeth. The toothpaste is prepared from hydroxyapatite, perlite, abrasive agent and acceptable auxiliary material of the toothpaste. According to the toothpaste, the hydroxyapatite and the perlite which are simultaneously...
Product Name:Wholesale Organic Whitening Toothpaste Fluoride Free Cleaning Teeth;Function:Whitening,Sensitive Teeth,Oral Refreshing,Basic Cleaning;Volume:150g;Shelf life:3 Years;Package:72 pcs packed with carton;Service:Support OEM&ODM,offered profession