骆驼的蹄子虽然非常适合于在干沙上行走，碰到泥泞时却无计可施。The camel's feet, well adapted for dry sand, are useless on mud.着装要整洁美观，适合于这份工作。Dress neatly and attractively in an outfit appropriate to the job.这种报纸适合于青年人看.The newspaper is proper for...
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...