care for the elderly and infirm对年老体弱者的照顾We are here to protect and assist the weak and infirm.我们来这里保护、帮助年迈体弱者。...her aging, infirm husband.她年迈体弱的丈夫He was over eighty years of age,infirm and totally blind.他80多岁了,身体虚弱,双目失明...
巴特曼先生品德高尚。Mr Bartman was a man of good character.品德高尚而有头脑的男人a man of honour and good sense我可以作证,此人诚实可靠,品德良好.I can testify to this man's veracity and good character....
Today I went to see my penfriend in Hongye Hotel.今天去红叶宾馆见我的笔友.I have not received any message from my penfriend for almost half an year.我已经大约半年没接到我笔友的消息了....
在 1691年 的《学报》中詹姆士?伯努利推导出跟踪曲线的方程.In the " Acta " of 1691 James Bernoulli derived the equation for the tractrix.伯努利是个瑞士科学家,曾于1752年为轮船的螺旋浆绘制图纸.Bernouili was a Swiss scientist who described a screw for ships in 1752.采用满足伯努利分...