这种燃料的例子是一甲肼和二硼烷.Examples of such fuels are monomethyl - hydrazine and diborane.手性唑硼烷酮能够催化不对称1, 3偶极加成反应并取得很好的效果.Asymmetric 1, 3 - dipolar cycloaddition can be strongly catalyzed by chiral oxazaborolidines.该不对称催化还原反应的控制步骤是...
Last year 400,000 acres of land yielded a crop worth $1.75 billion.去年40万英亩的土地产值达17.5亿美元。It yielded a profit of at least $36 million.它带来了至少3,600万美元的收益。His trip to Melbourne had yielded a lot of information.他的墨尔本之行让他大开眼界。...
In our culture we tend to be bashful about our talents and skills.在我们的文化中，我们往往羞于谈论自己的才干和技能。He had the insight to recognize their talents.他很有眼力，慧眼识英才。He demonstrated his artistic talents fair copy of the Mona Lisa.他那幅蒙娜·丽...
他那激昂的吉他演奏与其味同嚼蜡的歌唱之间的反差the contrast between his overwhelming guitar-playing and his underwhelming singing激昂的音乐使听众的情绪激奋.The stirring music acted on the emotions of the audience.年轻战士激昂的精神令他感动.He was moved by the fiery spir...
女性被认为不应该赤裸裸地展示其雄心。Women were not supposed to parade their ambition nakedly.在田里发现了她的尸体，全身赤裸，裹在一条床单里。Her naked body was found wrapped in a sheet in a field.他赤裸的双脚脚面很光滑，脚底却很粗糙。His bare feet were smooth on top and rough-skin...
Some acupuncturists still use gold and silver needles but the majority only use stainless steel ones.一些针灸师仍然使用金针或银针,但大部分医师使用不锈钢制成的针.All of the acupuncturists had been trained at a school of traditional Chinese medicine (...