You never know？你永遠都不會知道？這是在顯擺自己知道的秘密有多高級？還是在鄙視對方的理解能力太低？其實這是一句老外的日常用語也經常出現在美劇中今天一起來看看真正的意思吧01“You never know”是什麼意思？You never know是一個地道的口語表達意思是：很難說，很難預料例：You never know, she might change her mind. 很難說，她或許會改變想法。類似的，You never can tell = 很難說，没法預料例：Who knows what will happen to Peter and me in the future, you never can tell. 誰知道彼得和我將來會怎麼樣呢？永遠無法預料。02“know what's what”是什麼意思？know除了“知道”還有“熟悉；通曉”的意思比如：①know what's what = 懂行；老練例：Lydia's been in the business for 10 years, she knows what's what. Lydia從事這一行已有10年了，她很懂行。②know sth inside out = 精通；對…了如指掌例：He knows the system inside out. 他對該體系了如指掌。③know sth back to front = 熟諳；對…了如指掌例：She knows her part in the play back to front. 她熟諳自己在劇中的角色。03“know-it-all”是什麼意思？當别人說你know-it-all可不是在誇...