模____(mó mú)仿 膝____(xī qī)盖
低头折节____(zhé shé) 泊船____(bó pō) 婀娜____(nà nuó)
—This history book is of great value.
—Exactly. _____ can be enjoyed from it ______ you have a deep understanding of it, however.
某手机厂商用3000余万元的专项费用购置了200余辆客户流动服务车,每辆流动服务车的价格约( )
山颠白雪皑皑、冰川广布的地形区是( )