1、turn one's back on sb. 不理睬(某人),背弃,抛弃
同义替换:turn away from sb. in an impolite way
造句:We cannot turn our back on the world outside. 我们不能不去理睬整个世界。
2、behind one's back 背着某人(说坏话)
造句:Don't speak ill of him behind his back. 别在背后说他坏话。
3、be based on upon 基于
base原始涵义:
n.基础, 底座 The lamp stands on a circular base. 这盏台灯是装在圆形底座上的。
基地, 根据地 The country maintains military bases on foreign soil. 那个国家在国外设有军事基地。
vt.把…建立在, 以…为基础 One should always base one's opinion on facts. 我们应总是把自己的观点建立在事实的基础上。
基于;以…为根据(on, upon) He based the book on his own life. 他根据他自己的生活写这本书。
vi.基于(on, upon) Fluctuating prices usually base on a fickle public's demand. 物价的波动往往因公众需求的变化而造成。
造句:A visual interface is based on visual patterns. 视觉模式是视觉界面的基础。
4、on the basis of 根据…, 在…基础上
basis原始涵义:
n.基础,要素;基点 The simplest basis for classification is in terms of structure or texture. 最简单的分类基础是结构或构造。
造句:On the basis of the evidence we deduced that he was guilty. 根据这些证据,我们推论他是有罪的。
5、beat…at 在…运动项目上打赢
beat原始涵义:
vi. (心脏等)跳动 His heart was still beating. 他的心脏还在跳。
(翅膀)扑扇;有节奏地拍动;颤动,震动 The wings of the sea gull were beating frantically. 海鸥的翅膀在疯狂地扑扇着。
vt. & vi.接连地击打 It is wrong to beat others. 打人是不对的。
vt.打败 At last they beat their enemy. 最终, 他们打败了敌人。
n.敲打, 敲打声 We heard the beat of a drum.
造句:He said that no one could beat him at tennis, but he had to eat his words after losing several games. 他说过打网球谁都赢不了他,可是输了几场比赛后他不得不认错了。