...a sweetish smell of ether and iodine.乙醚和碘酒的香甜气味Williamson reaction is one important method to prepare unsymmetric ether.Williamson反应是制备不对称醚类化合物的重要方法.One new solvent free impregnating resin based on unsaturated polyest...
The police, raining blows on rioters and spectators alike, cleared the park.警察不分闹事者与观众统统一顿猛击，把人们清除出了足球场。It's always dull and raining.天气总是阴雨连绵。It has been raining heavily all day.大雨下了一整天。...
你把这两种配料掺合匀了 吗 ?Have you mixed those two ingredients well together?他带着一种优越感和羞涩掺合在一起的奇怪神情笑了起来.He laughed with his odd mixture of superiority and shyness.合金由不同的金属掺合制成.Different metals are blended together to make alloys....
对于业余博物学者来说，在一片空地上或被炸后的废墟里可能发现种类繁多的植物群和动物群。A vacant lot or a bombsite can, to the amateur naturalist, produce an extraordinary variety of flora and fauna.通过观察某些现存的动物群和植物群,我们就能更清楚地了解这种困难了.We shall appreciate this difficult...
茴香有一种与众不同的茴芹籽的味道。Fennel has a very distinctive aniseed flavour.把茴香切成薄薄的小片。Cut the fennel into wafer-thin slices.他摘掉了干茴香的梗。He plucked a stalk of dried fennel....