muffling

英 [ˈmʌflɪŋ]

美 [ˈmʌflɪŋ]

v.  压抑(声音); 使(声音)降低; 使听不清; 裹住，覆盖，蒙住(以保暖)
muffle的现在分词

柯林斯词典

• VERB 使(声音)低沉;使(音量)减弱
  If somethingmufflesa sound, it makes it quieter and more difficult to hear.
  1. Blake held his handkerchief over the mouthpiece to muffle his voice...
     布莱克把手绢包在话筒上，以使自己的声音听起来模糊不清。
  2. She heard a muffled cough behind her.
     她听到身后一声低沉的咳嗽。

双语例句

• Testing Education Lowering the Banners, but not Muffling the Drums, Quality Education Hard to Step Forward& On the Present Situations of Current Middle School Education
  应试教育旗偃鼓不息，素质教育举步维艰&也谈目前的中学教育现状
• Tests proved in addition to lower production cost the muffling and aerodynamic performance of this new muffler are better than the original one.
  试验证明其消声及空气动力性能均优于原配消声器，此外制造成本也有所下降。
• Studies on Muffling Characteristics of Exhaust Muffler with the Boundary Element Method
  用边界元法研究排气消声器的消声特性
• By muffling volume of barrel dissipative muffler is tested in test-bed, muffling volume of A class and each time of spectrum are obtained under various velocity of airflow.
  通过实验台对筒式阻性消声器的消声量进行测试，测得了不同气流速度下，筒式阻性消声器的A声级消声量和各倍频程的消声量。
• Research on the Muffling Characteristics of the Serial-parallel Inlet and Exhaust Manifold of Motor Vehicle Engine
  汽车发动机串并联进排气系统消声特性的研究
• On the Purification of Automobile Exhaust Gases and Muffling
  汽车排气的净化与消声
• Haldon Halfmaester had wrapped a yellow scarf around his mouth and nose, muffling his voice.
  “半学士”哈尔顿用一条黄色长围巾包裹住口鼻，声音变的沉闷。
• The maximum level of muffling being taken as object function, the parame-ters of muffler's whole structures have been optimized by using the method of dynamic transfer matrix analysis.
  本文用消声器动态传递矩阵分析方法，以最大消声量为目标函数，对消声器的总体结构参数进行了优化。
• This article deals with the research of two exhaust mufflers made of porous metal-function material-spongy aluminium alloy and the contrast test of their muffling performance.
  研究了多孔金属功能材料&泡沫铝制成的两种结构的消声器，进行了消声性能对比测试。
• Based on the test and the muffling principle, the optimizing program to the exhaust noise is determined.
  在噪声试验的基础上，本文根据排气噪声产生的机理以及消声器的消声原理，确定改进优化设计方案。