It would be uneconomical to send a brand new tape.寄一盘新磁带过去不合算。Even the successful flying boats proved, in the end, uneconomical.即使是成功的水上飞机最终也未能盈利。The methods employed are old-fashioned and uneconomical.采用的方法很老套，没什么效益。...
The methods employed are old-fashioned and uneconomical.采用的方法很老套，没什么效益。Aspheric optical parts manufacturing is an acknowledged difficulty and it is uneconomical.非球面光学零件加工是当前国内外公认的难题.The methods employed are old-fashioned...
If you wait, all that happens is that you get older.如果你等待，发生的只有变老。I feel it's done me good to get it off my chest.我感觉吐吐苦水对我有好处。You'll need to get on the right side of Carmela.你得讨卡梅拉的欢心。...
Fast enough, NASA says, to prevent widespread contamination and save lives.NASA认为只有足够快才能预防炭疽的遍布污染和拯救生命.We must ensure our children against contamination by bad ideas.我们必须保护我们的儿童不受坏思想的侵蚀.The contamination of wild barm wou...
Typhoid fever sneaks in when sanitation fails.环境卫生搞不好,伤寒就会乘虚而入.Everyone who is going abroad will need to be immunised against typhoid.准备出国者均需注射伤寒预防针.Everyone who is going abroad will need to be immunized against typhoid....
On the basis that recognising the problem is halfway to a solution, Mulcahy's comments yesterday should be well received.鉴于认识到问题的存在就相当于把它解决了一半，马尔卡希昨天的那番话应该会受到欢迎。Methodof recognising noise sources with continuous wav...
Molly's daily bulletins from the houte half a mile away had consisted of nothing but Tommy.莫莉每天都从半里之外她的家里发来消息,不谈别的,专谈托米.I just got BBC on shortwave. Same bulletins as last night.我刚刚收听了英国广播电台的短波,和昨天晚上一样的新闻.The telex ...