关

• The autocorrelation function is an even function .
  自相关函数是一个偶函数。
• Being sent to prison was the final degradation .
  被关进监狱就是最后的堕落。
• Do you mind if i switch the radio off ?
  我可以关掉收音机吗？
• You'll be confined to your room for now .
  先把你关在房间里。
• He puts out his hand to turn off the light .
  他伸手去关灯。
• I don't care what she says and what she does .
  她说什么，做什么都不关我的事。
• He is locked up in jail for the night .
  他被关入监狱过夜。
• It was an obstacle that no one could avoid for ever .
  谁也不能永远逃避这一关。
• Leaving the windows open is inviting thieves to enter .
  窗户不关犹如开门揖盗。
• She shuts herself in her study for hours .
  她一个人关在书房里一呆就是几个小时。