Mans looked ruefully at his bottle of champagne.曼斯沮丧地看了看他那瓶香槟酒.He rubbed the back of his neck and smiled ruefully at me.他挠了挠脖梗儿,对我苦笑了一下。He grinned at her ruefully.他遗憾地对她咧嘴一笑。reflecting ruefully that the great American do...
不打无把握之仗.Fight no battle you are not sure of winning.不打无准备之仗, 不打无把握之仗.Fight no battle unprepared; fight no battle you are not sure of winning.事实上, 这个方法是很费事 、 很困难而且是无把握的.In practice, the method is tedious, difficult, and u...
在需氧体系中, 氧是末端电子接受体并且被还原.In aerobic systems, oxygen is the terminal electron acceptor and is reduced.许多天然纤维在需氧菌的侵袭下则迅速腐坏.Many natural fibers decay rapidly when exposed to aerobic cultures.幽门杆菌是一只革兰氏阴性螺旋菌, 生活在微需氧的环境下.Helico...
I don't class myself as being very intelligent or brainy.我并不认为自己是那种非常聪明、脑子好使的人。Being a Communist was a badge of honour for thousands of trade union activists.对数千工会积极分子来说,成为共产党员是荣誉的象征。Being dyslexic does not mean tha...
The Doberman let out a string of roaring barks.短毛猎犬一阵狂吠。Laura let out the clutch and pulled slowly away down the drive.劳拉松开离合器踏板,沿车道慢慢驶离。Something brushed past Bob's face and he let out a yell.有什么东西从鲍勃的脸上扫过,他大叫了一声。...