结论爪鲵在两栖纲动物中属于较原始的种类.Conclusion Onychodactylus fischeri is a relatively primitive type in the amphibian.白颌大角蟾及其相关物种的分类探讨 ( 两栖纲: 锄足蟾科 )TAXONOMIC DISCUSSION OF MEGOPHRYS LATERALLS ( ANDERSON ) AND RELATED SPECIES ( AMPHIBIA...
他注意到机翼在一块一块地断裂。He noticed that fabric was tearing away from the plane's wing.这位农民刚刚又买了一块地.The farmer has just bought a new piece of land.他们一块一块地装配宇宙飞船的模型.They assembled the model ship bit by bit....
她的表情隐在阴影中，很难读懂。Under the shaded light her expression was difficult to read.艾森豪威尔离开白宫，退隐到他在葛底斯堡的农场。Eisenhower left the White House and retired to his farm in Gettysburg.杰伊点点头，笑容慢慢隐去了。Jay nodded, his smile fading....