囊性纤维化是最常见的致命遗传疾病。Cystic fibrosis is the commonest fatal here-ditary disease.“ 我是十年宦囊,尽付东流!" Every penny of ten years'savings down the drain!胆囊疾病和胰腺囊性纤维性变也常常纠缠我.Gall - blader disease and cystic fibrosis also often in...
Pep rallies. Pop quizzes. Proms.搞一些鼓舞人心的大会、突然袭击的测验、班级里的舞会.The same criticism has been made for years about high school graduations and senior proms.高中毕业典礼和初中毕业舞会同样受到指责.The same criticism has been made for years about hig...
水的碱性是它中和酸的能力的一种量度.The alkalinity of water is a measure of its capacity to neutralize acids.解酸的, 抗酸的,防酸的,中和酸的消除或中和酸度的, 尤其胃酸.A substance , such as magnesia or sodium bicarbonate, that neutralizes acid.苏打属于弱碱性, 这样就可以中和酸和分解蛋...
Security guards were stationed at the door to deal with any interlopers.门口已设警卫人员以阻止闯入的人.And found that the interlopers imitated the sounds of an adult queen.他们发现这些入侵者能模仿成年蚁后的声音.The big five were barred from merging and p...