blow off

英文解釋：

動詞 blow off:

1. come off due to an explosion or other strong force

英文造句：

1. Parents must let children blow off steam sometimes.
   做父母的有時必須讓孩寸們吵吵鬧鬧，發泄發泄。
2. The speaker has to ad- lib his speech when his papers suddenly blow off the podium.
   當演講稿突然掉下台時，演講者不得不現編詞。