我当时不知道罗恩有那么坚强的个性。I didn't know Ron had that much strength of character.我不知道自己要去上哪所大学.I didn't know what college I wanted to go to.现在还不知道有多少人在枪林弹雨中身亡。It's still not known how many died in the volleys of gun...
...exhaustion or post-viral debility.体力衰竭或感染病毒后引起的虚弱无力After her long illness she is suffering from general debility.久病之后,她身体虚弱.Laziness leads to debility.懒则衰.After her operation she suffered from general debility.她在手术後感到...