ascend  v. 攀登,上升  The airplane ascended into the cloud. 飞机高高飞入云端。  [反]descend  v. 追溯(to)  ascertain  vt. 查明,弄清,确定  ascertain where the trouble lies 弄清毛病所在  [同]find out  ascribe  vt. 把…归于  [同] attribute  [考点]  ascribe … to sth 把…归功于,归咎于,归因于  They ascribe his success to good luck. = His success was ascribed to good luck.  他们把他的成功归因于幸运。  ashore  adv. 在岸上,上岸  go ashore 离船上岸,登岸  ass  n. 驴;  [同]donkey  n. 愚蠢的人,固执的人  [同]idiot  [难点]  make an ass of oneself 出洋相,做蠢事  make an ass of sb. 捉弄某人