蓝图搞好了 吗 ?Have the blueprints been worked out?这张蓝图有点不准.There is a slight inaccuracy in this blueprint.我们的全部设计还在蓝图阶段, 我们的对手已抢在我们之前预告了他们的新式样了.While all our plans were still in the blueprint stage, our competitors got the ju...
This is a generally known method for obtaining phenylnitromethane from benzyl cyanide.从苯乙腈制取苯基硝基甲烷就用这个方法.Benzyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,丁酸和苄醇为原料合成丁酸苄酯.DNA filamento...
工作人员移到人行道上拍摄这一景色。Crews stray outside to film the view from the pavement.他们骑上偷来的摩托车沿着人行道逃走了。They made their getaway along a pavement on a stolen motorcycle.接着他被一把推倒，脸朝下趴在了人行道上。He was then shoved face down on the pavement....