The soil proved too infertile to sustain real pasture or arable crops.这土壤被证明太贫瘠,不能真正用作放牧或种植作物。The cash dividends they get from the cash crop would sustain them during the lean season...从经济作物中获得的收益能帮助他们度过不景气的时期。...a singe...
休确实是个少见的早熟的小丫头。Sue is a thoroughly precocious little madam if ever there was one.他的举止流露出早熟的痕迹。His behaviour spoke of an early maturity.玛格丽特一直是个早熟的孩子。Margaret was always a precocious child....
There are doubts about the usefulness of these tests.这些试验是否有用，人们有所保留。I was persuaded of the usefulness of his new device.我相信了他的新装置的实用性.The index adds appreciably to the usefulness of the book.索引明显地增加了这本书的实用价值....
加速溶剂萃取的提取效率和索氏提取相当.ASE extraction efficiency is equivalent to that of Soxhlet extraction.以二甲基亚砜为萃取溶剂,用溶剂萃取的方法提高焦化柴油的颜色安定性.Colour stability of coker gas oil has been improved by DMF extraction.同时你也会获得萃取的营养精华,如维他命B6 、 铬和钙....
他们同意互相配合尽一切努力缓解紧张局势。They agreed to work co-operatively to ease tensions wherever possible.这本文集是为配合在科隆举办的一场展览而出的。This volume of essays was designed to accompany an exhibition in Cologne.那天早晨，他没能和队长配合好。He was not a fit com...
他在逆境中表现出了勇气。He showed courage in adversity.面对逆境的勇气courage in the face of adversity面对逆境她从未想过放弃.When faced with adversity she was never tempted to give up....
生活总是让我们遍体鳞伤，但到后来，那些受伤的地方会变得更坚强。The world breaks everyone, and afterward, many are stronger at the broken places.我把1亿美元藏到了一个永远没人会找到的地方。I have $100m hidden away where no one will ever find it.我们上面的那座摩天大楼就是布赖恩住的地方。That big ...