解释mental disbility was considered beingmental disbility was considered being shameful and the mental disabled received little treatment and encouragement.此句being 改为to be,why?

解释mental disbility was considered beingmental disbility was considered being shameful and the mental disabled received little treatment and encouragement.此句being 改为to be,why? mental-to-mental是什么意思 /^w+([-+.]w+)*@w+([-.]w+)*.w+([-.]w+)*$/ 求教这个正则表达式怎么解释 1W/mk怎么解释 Mental problem是什么意思? mental breakdown是什么意思 Physical and mental exhaustion Mental Health 歌词 mental什么意思 Mental health to consult mental awareness是什么意思 mental disorder是什么意思? mental disorder psychosis mental中文意思 mental disorders是什么意思 mental age 和physical mental flexibility是什么意思 mental associations什么意思