第1个回答 2010-03-19
It`s a secret that can`t be tell.
第2个回答 2010-03-19
a secret that cannot be spoken out本回答被提问者采纳
第3个回答 2010-03-28
a secret that can't be told 被动语态 tell应该变为told
第4个回答 2010-03-19
It`s a secret that can`t be tell.
第5个回答 2010-03-19
ineffable secret