七十五岁了,他的身躯还是挺直的.At 75 he is still erect.他的双臂必须拚命支撑着,才能保持挺直的姿势.He had to hold himself upright with both hands.他年事已高,过去挺直的腰板弯了.Age had bowed his once straight back....
It broadens perspective, proves or disproves hypotheses, and substitutes facts in place of opinions.它开拓你的眼界, 证实或不证实假设, 用事实替代了观点.It provides an environment of incomparable textual malleability and further fulfills many re...