n.不幸之事；災禍；惡運
Many species will be dwarfed due to this mishap. 許多物種都因這一災禍而發(fā)育不良。
Your birth was no mistake or mishap, and your life is no fluke of nature. 你的出生不是一個錯誤或災禍，你的生命也絕非僥幸。
