比赛开始的时候形势大好，斯皮德以一记精彩的进球拔得头筹。It all started so promisingly when Speed scored a tremendous first goal.他拔出匕首转身面向追他的人。He drew his dagger and turned to face his pursuers.那时候，牙科学刚起步，拔牙都不打麻药。In those days, dentistry was basic. ...
Tay认为学徒制是培养合格机械师的最佳方式.Tay contends the apprenticeship approach produces precisely those kinds of people.也许中世纪的学徒制有值得借鉴的东西.Maybe there was something to apprenticeship in the Middle Ages....
Infrared detectors have many uses.红外探测器有多种用途。Infrared is widely used in industry and medical science.红外线广泛应用于工业和医学科学.It is relative insensitivity to other than red and infrared lights.它对红光,红外线的光以外的其它光相对来说是不敏感的....
Two cases must be distinguished: soft - formate and hard - format.需区别两种情况: 软格式和硬格式.The isodecyl formate is considerably more stable to hydrolytic attack than the isodecyl otrhoformate.甲酸异癸酯,较原甲酸异癸酯对水解的破坏作用要安定得多.There are...
Lowry is not an endpoint assay , so samples should be staggered to obtain more accurate estimates.Lowry法 不是一种endpoint分析方法, 所以样品要做梯度稀释,以得到更准确的估值.Endpoint detection is a very difficult task in the noise environment.在噪声环境下,...