As people grow older they generally become less dexterous.随着年龄的增长，人通常会变得不再那么手巧。He carried the others off their feet, glib, dexterous, voluble.他叫大家发起狂来,讲得口若悬河, 伶俐乖巧, 滔滔不绝.The manager was dexterous in [ at ] handling his s...
Scientists call this claw shape the antibody molecule's idiotype.科学家称这种爪型为抗体微小颗粒的遗传型.If the antibody reacted, the blood was tainted and should be discarded.如抗体发生反应, 则说明血液已被感染,便不能使用.It marshals the same antibody resp...
He straightened up and slipped his hands in his pockets.他挺直身子，把手插进口袋里。My sister had come in with her calm common sense and straightened them out.我姐姐凭着自己的镇定和常识帮着把这些问题都解决了。Each time he straightened his pudgy knees it was a...
鱼类的鳃与陆上动物的肺类似.The gills of fishes are analogous to the lungs in terrestrial animals.鱼用鳃吸氧气.Fish take in oxygen through their gills.鱼和蝌蚪都有鳃.Both fish and tadpoles have gills....