Bite block and tongue depressor. insuring unobstructed ventilation.用于防止舌后坠, 保障患者正常通气.I shall not rest satisfied with merely employing my capital in insuring ships.光是在船舶保险上投资我才不满意呢.The joint of shell and cover is the for ...
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...
Professor Calen steeps himself in Latin.盖伦教授精通拉丁文.Mr. Smith steeps himself in ancient history.史密斯沉湎于古代史中.He steeps himself ( is steeped ) in mathematics.他埋头研究数学....