杂音

• And , some experienced ringing in their ears or other noises
  同时，他们还会出现耳鸣和听到其他杂音的症状。
• Made specially for audio use , it has superb low noise with high fidelity sound ,
  音响专用规格,超低杂音,高忠实度,
• There must be something wrong with the engine ; it ' s making funny noises
  引擎一定是出了故障，发出一种奇怪的杂音。
• While hunting on the seabed they emitted a weird medium frequency noise
  在海底猎食时，它们发出一种奇怪的中频率杂音。
• Modern life is noisy . we measure just how noisy it is in decibels ( db )
  现代生活充斥着喧闹杂音。我们用分贝来计算音量。
• While hunting on the 3 ) seabed they emitted a 4 ) weird 5 ) medium frequency noise
  在海底猎食时， ?们发出一种奇怪的中频率杂音。
• Lt has a lot of static
  那么大杂音
• Lt has a lot of static
  那么大杂音
• Someone did call . but there was so much static i couldn ' t make out what he was saying
  有人打过电话。可是杂音太大，我不知她说了些什么。
• The most fundamental distinction is between systolic ejection murmurs and pansystolic murmurs
  最基本是要分清收缩期喷射音和全收缩期杂音。