61.on the average (=on average, on an average) 平均
+ B0 m1 g5 g& l4 S! j 62.(be) aware of (=be conscious of, having knowledge or consciousness) 意识到,知道
2 |: s3 I8 e$ I: l$ ^ 63.at the back of (=behind) 在……后面
) i$ Y5 D9 ?% v7 f* z$ r 64.in the back of 在……后部(里面);on the back of 在……后部(外面);be on one‘s back (=be ill in bed) 卧病不起
3 f( j$ @" Q( ?1 D. a; n 65. at one‘s back (=supporting or favoring sb.) 支持,维护;have sb. at one’s back 有……支持,有……作后台 k4 L: F! Q+ J
66.turn one‘s back on sb. (=turn away from sb. in an impolite way) 不理睬(某人),背弃,抛弃
" {6 \- F& @0 y! a9 k2 a. w 67.behind one‘s back 背着某人(说坏话)" w- ?: v6 ~, W
68.be based on/upon 基于3 e7 \+ Y! Z, T( [+ l0 H
69.on the basis of 根据……,在……基础上+ V4 {5 S2 c, |, M3 z
70.beat……at 在……运动项目上打赢 |