As indigenous oral bacteria, the Actinomyces are thought to contribute to caries especially to root caries.放线菌是口腔固有菌群中的主要菌属,与龋病尤其是根龋的发生、发展有密切关系.Firstly, a strain secreting blue pigments was separated from soil that was i...
传统的乐器包括鼓 、 沙球 、 吉他和海龟壳,用于宗教典礼和日常生活.Traditional instruments including drums, maracas, guitars and turtle shells are used for religious and secular occasions....
Don't indulge in rich sauces, fried food and thick pastry as these are high in fat.不要吃太多浓酱汁、油炸食品和甜腻的油酥点心，因为这些食品的脂肪含量很高。...delicately spiced sauces.加了鲜美调料的酱汁...stale sauces festering in fridges.变味的酱在冰箱里腐坏The cook was...
Cut them out as regular octagons and edge the margin.削减他们定期octagons和边缘的保证金.This shipyard is at the cutting edge of world shipbuilding technology.该造船厂的造船技术处于世界最前沿。edge piping滚边, 镶边They have driven the rhino to the edge of...
His people came up with a load of embarrassing information.他的部下亮出一大堆令人尴尬的资料来。I've never heard such a load of tripe in all my life.我一辈子还从没听到过这样一堆废话。I knew how to load and handle a gun.我知道怎么上子弹，也知道枪怎么用。...
Nancy was lacing her shoe up when the doorbell rang.门铃响时南希正在系鞋带。He refused to answer the doorbell.门铃响了，但他拒绝去开门。I heard the doorbell ring, and went to see who was there.我听见门铃响，就去看谁来了。'Ding-dong,' went the doorbe...