知识扩展
词语辨析
v.(动词)prune,crop,poll,shear,trim这五个词的共同意思是“修剪”,其区别是crop指剪去顶部,目的在于加以区分或惩罚;shear指剪匀、剪平(如修剪草坪)以改善其品质;poll指剪枝,目的在于使其生长良好;trim指剪掉多余物以改善其外在形态;prune则既可指剪去外表的多余物,又可指删去内容的无用部分,从形式到内容全面提高其品质。例如They will be shearing the meadow next week.他们将在下星期修剪草地。We polled many trees the day before yesterday.前天,我们给树剪了枝。Trim off the loose threads.剪掉松开的线头。They were pruning roses.他们正在修剪玫瑰。You should prune the speech down;itˈs too long.你的演讲应该删掉一些,它太长了。