The bright plumage of many male birds has evolved to attract females.很多雄鸟进化出鲜艳的羽毛是为了吸引雌鸟。Its body plumage suddenly began to ruffle and swell.它全身的羽毛突然竖了起来，胀得鼓鼓的。The birds were in immature plumage.这些鸟儿羽翅未全。...
The bright plumage of many male birds has evolved to attract females.很多雄鸟进化出鲜艳的羽毛是为了吸引雌鸟。This is the only species of flamingo in the region, easily recognized by its pink plumage.这是那个地区唯一一种火烈鸟, 很容易凭粉红色的羽毛辨认出来....the vivi...
We can never promise to sail anywhere in particular, because the weather might militate against it.天有不测风云，所以我们永远都无法保证会航行到哪个地方。Two factors may well militate against these benefits.有两个因素会妨碍这种“有益性”的产业.This would certainly m...
英语 、 荷兰语、德语是同语族的语言.English, Dutch and German are cognate languages.这些语言都是属于拉丁语族的.These languages belong to the Latin family.来自斯拉夫语族的语言中的还有robot(机器人), 它原是个捷克词语.Also from the Slavonic family of languages comes " robot " , ...