Slim swans and slender skunks swim in the slippery slime.苗条的天鹅和纤细的臭鼬在滑滑的黏泥上游泳.The mudflats offer a winter home to thousands of migrating swans.泥滩成为成千上万只迁徙的天鹅越冬的场所.A group of swans floated by.一群天鹅缓缓游过。The white swans were...
A mere tendeney to produce a rudiment is indeed sometimes thus inherited.事实上,产生原基的倾向,有时的确是这样遗传的.Meckel's diverticulum is the rudiment of the embryonic yolk sac.麦克尔憩室是胚胎黄囊的未发育完全器官.The development of agriculture of an...
Grain intercrop area amounts to many mus 200.粮间作面积达200多万亩.Intercrop Association of several crops on the same field at the same time.作物:同时在同一地块上种植的多种作物的集合.Authors of the paper consider it feasible to intercrop maize and a...