Flavin: Any of a class of organic compounds, pale yellow biological pigments that fluoresce green.黄素: 一组浅黄 、 绿萤光生物色素,在植物和动物组织中分布很广,含量少.The cheaper FNDs fluoresce roughly as well as those produced with an electron beam.此种...
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.戒指内侧有一层厚厚的锈斑。The tarnish lay thick on the inside of the ring.她比较胖，脸色暗淡、多斑。She was rather fat, and her complexion was muddy and spotty....
我们将其分为超短波, 短波 、 中波和长波辐射.We distinguish ultrashort, short, medium, and long waves.该文尝试用精细积分法仿真自由空间电磁场 中波 的传播.The electromagnetic field problem in free space is solved by precise integration method ( PIM ).摘要对一般教材中波耳共振仪受迫振...
The army sent me a postcard acknowledging my request.军队寄给我一张明信片告知我的申请书已收到。It is a great relief to allow us ourselves the luxury of acknowledging our human frailties.让我们自己享受承认人类的弱点的快乐是一大慰藉.For some, even acknowledging a p...
" Oh, but I like rascals." 唔, 不过我喜欢流氓." They're all second - raters , black sheep, rascals." 他们都是二流人物, 是流氓, 是恶棍.He would sweep these rascals as the wind sweep leaves.他准会象风卷残叶似的把这帮匪徒一扫而光....