on the rails: 顺利, 正常进行, 在正常轨道上; 正常进行rails: 床侧; 栏杆; 肋骨 或者指两桥之间板底的两个边; 铁路股票; 秧鸡科as which: 都可以引导非限定性定语从句但that which is: 那个是的this that which: 和序数词等之后; 可以省略例如which: pron. 1.〔疑问〕哪个,哪一个(人);哪一些。 W- is the largest 哪一个最大? I don't know which is which. 我不知道哪一个是哪一个。 W- to reject and which to accept 何去何从? 2. 〔关系〕这(个),那(个)〔有先行词〕。 the house in which I once lived 我从前住过的房子。 I lost my way, which delayed me considerably. 我迷了路,这使我耽搁了很久。 3.〔关系〕这(个),那(个)〔无先行词〕。 Choose which you like best. 拣你最喜欢的吧。 the which 〔古语〕= which. adj. 1.〔疑问〕哪一个,哪个;哪一些。 W- boy won the prize 哪一个孩子得了奖? 2.〔关系〕这个[这些个],那个[那些个]。 He was a great liar, which fact was not know at first. 他是一个撒谎大王,但这个事实起初没人晓得。 3.〔连接〕无论哪个[些]〔一般多用 whichever〕。 W- end up 〔美国〕那究竟是怎么一回事情? which or: 链接前后两个分词which was: 后省略; 哪一个是……laid: lay1 的过去式和过去分词。laid out 〔美俚〕负伤的;昏过去的,昏厥的;喝醉的。 which is which: 哪一个是哪一个altar rails: 祭坛四周栏杆bathtub rails: 盆浴栏杆bed-rails: 床栏杆bedside rails: 床边围栏; 床栏bolt rails: 枪机导槽creep of the rails: 轨道的爬行creof the rails: 轨道蠕动curtain rails: 幕帘横条grab-rails: 抓握栏杆guide rails: 摄象机导轨hand-rails: 手栏杆hopper on rails: 行车式料斗hopper-on-rails: 轨行式漏斗; 行车式料斗malayan rails: 马来亚铁路公司off the rails: 出轨的, 混乱的, 神经错乱的