bark at

• It ' s not a laugh to practice barking at 3a . m
  凌晨3点练吠是件令人不快的事。
• The dog barked at his reflection in the river
  那条狗对着河中自己的影子吠叫
• Not only did the dog bark at him , but ( it ) bit him
  这只狗不但对他吠叫，而且咬了他。
• Dogs that bark at a distance bite not at hand
  远处狗就叫，近身不会咬。
• He ' s acting strange today . usually doesn ' t bark at all
  它今天特别奇怪平时根本不会乱叫
• I conditioned the dog to bark at strangers
  我训练这只狗对陌生人吠叫。
• Please call off the dog ; it ' s barking at the children
  请把这条狗喝走；它在对著孩子们吠叫。
• He ' s acting strange today . . . usually doesn ' t bark at all . .
  它今天特别奇怪平时根本不会乱叫
• Please call off the dog ; it ' s barking at the children
  请把这条狗喝走，它在对着孩子们吠叫。
• What does the moon care if the dogs bark at her
  月亮岂怕狗来吠。