unload  
verb uk/ʌnˈləʊd/ us/ʌnˈloʊd/
  (REMOVE)      
 C1 [ I or T ]除去(内容物);(尤指)卸(货);从(枪)中退出子弹;从(相机)中取出胶卷 
to remove the contents of something, especially a load of goods from a vehicle, the bullets from a gun or the film from a camera
  We watched a ship unloading (sacks of flour). 我们观看了一艘货轮卸下(面粉)。 
   (TELL)         
 [ I or T ] informal倾诉,吐露 
to tell someone about your problems, the things that worry you, etc.
  I've been unloading my worries on poor Ann here. 我把自己的担忧都一股脑儿倾倒给可怜的安了。 
  [ I ] US informal发泄 
to express strong emotions such as anger freely to another person
  I was so stressed out, I just needed to unload. 我极度紧张,就是需要发泄一下。