关于just和only的区别当它们的意思都作为"只有"的时候 用法上有什么区别?

当两者都作副词的时候 just 1.exactly 2.only:He's not a thief,just a little boy who likes biscuits.3.it happened only a short time ago 4.used to emphasize sth.you are saying only 1.nothing or no one exc...