He has a great number of English idioms at command.他掌握了大量的英语成语。It’s hard to understand the colloquial idioms of a foreign language.外语里的口头习语很难懂。This book guides us in using English words and idioms.这本书指导我们如何使用英语单词和习语。He h...
霍顿向外望去,肥沃的谷地和平缓的丘陵尽收眼底。Horton looked out over a panorama of fertile valleys and gentle hills.大平原上起初地势偶尔有些平缓的起伏.The foothills began as gentle rolls in the plain.但在倾角小,地形平缓的情况下,放大垂直比例尺是有用的.An exaggerated vertical scale is ...