It can be difficult to ascertain the facts.可能难以查明事实真相。We must ascertain the responsibility in light of different situtations.我们必须根据不同情况判定责任.The legal philosopher's concern is to ascertain the true nature of all the ...
The dynamo conked out so we've got no electricity.发电机出了故障，所以停电了。She almost conked out when she caught pneumonia last year.她去年得了肺炎,差点儿死掉.She conked off for a long time after supper.她在晚饭后睡了老半天....