I chipped the enamel on my front tooth when I fell over.我跌倒时门牙的珐琅质碰碎了。The enamel surface microhardness was measured by a Leitzs microhardness tester.采用维氏显微硬度仪测定经饮料浸泡后牙釉质表面显微硬度的变化.Glister Toothpaste with SYLODENT provides...
a pivotal role in European affairs在欧洲事务中的关键作用The Court of Appeal has a pivotal role in the English legal system.上诉法院在英格兰司法体系中起着中心作用。He has established himself as a pivotal figure in US politics...他已经确立了自己在美国政界的核心地位。Any d...
Stubbs is the soul of punctuality, and efficiency.斯塔布思是个最准时, 最干练的人.I normally never write into magazines but Mr Stubbs has finally crossed the line.我向来不给杂志写信，但是斯塔布斯先生最后做得太过火了。Notable players include: Huston Street, Kyle ...