His uniform made him look a trifle out of place.他的制服让他看起来有些格格不入。The Prime Minister smiled again, this time a trifle frostily.首相又笑了笑，这回有点儿冷冰冰的。"There we go," said Diane, a trifle too cheerily.“这就对了，”黛安娜说道，语气有点儿过于兴高采烈。...
饮用水;挥发性卤代烃;氯仿;四氯化碳.Study on the levels of volatile halogenerated hydrocarbon in drinking Linyi City.摘要研究了碳酸铯催化酚与卤代烃反应制备烷基芳醚.Cesium carbonate catalyzed O - alkylation of phenol to synthesize alkly aryl ethers.此外, 芳基硼酸与卤代烃...
a mirror in an ornate gold frame镶着豪华金框的镜子The style is ornate and highly decorative.这种风格很华丽,而且装饰效果很好.The frames on the pictures are ornate with flowers and fruit painted in gold.照片的相框用金黄色的花朵和水果装饰得非常华丽....