灾难 Disaster

知识扩展
 
Many Chinese users like to use idioms in their spoken English tO nlake it more colourful but tend to use them tjoo often and Sometimes choose idiOmS na-tive speakers seldom use.The following are 100%authentic English expression used in everyday spoken English.
  
许多中国人说英语时喜欢套用习语来使语言丰富多彩，但有时用得太频繁，有时选的习语连外国人自己都很少用。下面是在日常交流中比较常用的原汁原味的习惯用语。
 easy as pie很容易
 be sick and tired of对……十分厌倦
 bite offmore than one can chew贪多嚼不烂
 cut it out停止做某事
 drop someone a line留下便条（或发E—maiI）
 hit the hay上床睡觉
 know someming like the back of your hand了如指掌
 in the red亏损，负债
 in the black赢利