难以: difficult to取得: acquire; gain; obtain的: 4次方是 The fourth power of 2 i ...数据: data; record; information难以取得教训: no man learns but by pain or shame难以取悦的: difficult; fidgety; pernickety; petulant难以取悦地: daintily; touchily; touchingly取得的: acquirred难以取悦的人: curmudgeon即将取得的: incoming可取得的: available能取得的: obtainable取得的方式: mode of acquisition取得的国籍: acquired nationality; acquirednationality取得的教训: lessons learned取得的经验: lessons learned无法取得的: unavailable已取得的: acquired两个情人难以取舍: torn between two lovers可以取得专利的: patentable以取得船位为准: subject to shipping space available测得的数量: measured amount和取得的教训: lessons learned所取得的成绩: the victory won已取得的利息: interest earned; interest received; interestearned