质量流量的数据可借助于密度计而获得.Mass flow information can be secured by using a densitometer.定义密度计内设有样品时的密度为密度尺标的零点.The zero point of the density scale is defined by having no specimen in the densitometer.光学密度计是一种测量胶片感光性能的专用仪器.Densito...
他脸皮厚，不怕她嘲弄。He was thick-skinned enough to cope with her taunts.她大概有30岁，比那些嘲弄她的年轻人大10岁。She was about thirty, ten years older than the youngsters ragging her.你意识到他在嘲弄自己以及周围的一切。You sense he's sending himself up as well...
Stella, 21, is at art school training to be a fashion designer.斯特拉，21 岁，就读于艺术系，正接受时装设计师的培训。Stella had a moment of enlightenment.斯特拉豁然开朗。Stella was a hoofer when she was young.斯特拉年青时是一名职业舞蹈演员.Stella is a stylish dresser.斯...
Pull the line taut to prevent it from knotting up.把线拉紧,以免打结.The prisoner escaped from the prison by knotting the sheets together and climbing down them out to the window.逃犯把床单系在一起,然后爬出窗外,逃出监狱.He is knotting his tie.他正在结领...
他规劝他的朋友上班不要迟到.He admonished his friend not to be late for work.对于长辈的规劝,我们不应轻视.We should not set light by the advice of our seniors.他的规劝带有警告.He accompanied the advice with a warning....
Building a memorial to Columbus has been his lifelong dream.为哥伦布建一座纪念碑是他一生的梦想。A childhood journey sparked his lifelong interest in railways.儿童时代的一次旅行引发了他对铁路持续终生的兴趣。A moment’s error can bring a lifelong regret.一失足成千古恨。He&...
He busied himself with the camera...他忙着摆弄那个相机。For a while Kathryn busied herself in the kitchen.凯瑟琳在厨房忙活了一会儿。Small boats busied to and fro.小船来来往往地穿梭。He busied himself with the camera.他忙着摆弄那个相机。The boy was busied about so...