牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。When not removed, plaque causes tooth decay and gum disease.他们从上层文职部门清除了上千名公务员。They have purged thousands from the upper levels of the civil service.无法把所有的沙砾都清除干净。You'll never quite get rid of e...
The WC - CO coating produced by electrospark deposition on alloy can effectively improve substrate, swearing resistance.利用新型电火花强化技术,在钛合金材料表面强化WC-Co,可形成具有高耐磨性能强化层表面.In British English the toilet in private houses is calle...
ObjectiveTo discuss the effects of acetazolamide on mouse antianoxia and swimming performance.目的探讨乙酰唑胺对小鼠缺氧耐受和游泳耐力的影响.After acetazolamide stress test , rCBF of the hypoperfusion regions in baseline step were significantl...
He displayed determination as well as powerful oratory.他既展示出震撼人心的雄辩术，又显露了矢志不移的决心。He dazzled the crowd with his oratory.他的雄辩口才使听众赞叹不已。The wedding will be at the Brompton Oratory next month.婚礼将于下月在布朗普顿礼拜堂举行。I admire the or...