金银花和野蔷薇把道旁的树也薰香了.The pale woodbines and the dog - roses were scenting the hedgerows.他得和灌木 、 荨麻 、 出楂 、 野蔷薇 、 飞廉和一触即怒的黑莓打交道.He had to deal with holly bushes, nettles, hawthorns, eglantines , thistles , and very irascible b...
Mendelian gene is not a real physical entity but an abstraction or symbol.孟德尔式的基因并不是真正的实体,而是抽象概念或者是说明性的符号.It is rather disappointing that so few of the features show clear - cut Mendelian pedigree patterns.颇使人感到失望的是,只有很少...