希拉想帮助斯坦是另有所图的。Sheila had an ulterior motive for trying to help Stan.晚饭后，他要了一杯波尔图葡萄酒。He asked for a glass of port after dinner.上等的波尔图葡萄酒必须倒入其他容器中以滤除自然沉淀物。Vintage ports must be decanted to remove natural sediments....
The decibel level was mounting.噪音在增强。The most usual system is that of the decibel scale.最常用的系统为分贝标度系统.A measure of sound intensity equivalent to one decibel at 1000 Hz.一种声强的量度单位,其值等价于1000Hz1分贝....
She was disqualified from competing for a year after failing a dope test.因未能通过药检，她被取消比赛资格一年。The big firms are competing fiercely on price.大公司在进行激烈的价格战。The polytechnics have hitherto been at an unfair disadvantage in comp...