用黑色毡头笔画出基本轮廓（见图4）。Draw the basic outlines in black felt-tip pen (see fig. 4).从上往下俯瞰，山谷呈现出人形轮廓。Viewed from above, the valleys form the shape of a man.他摸着自己轮廓分明的下巴想了一会儿。He thought for a moment, stroking his well-defined ja...
There was a sharp fall in the value of the pound.英镑大幅贬值。The built-in safety device compensates for a fall in water pressure.该内置式安全装置在水压下降时能提供保护。Slowly but surely she started to fall in love with him.虽然过程缓慢，但她无疑开始爱上他了。...
Working at the sharp end, many of us have noted an increase in the number of patients attending surgeries.从事一线工作，我们很多人已经注意到来做手术的病人越来越多。Result: 9 patients with affective disorder presented after cardiac surgeries with CPB...
...the risks and benefits of irradiated food.辐照食品的风险与优势This deal will offer major benefits to industrialists and investors.这笔交易将会让实业家和投资者受益匪浅.Management and labor are dickering over pay, benefits and working conditions.....