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- Clouds cause the diffusion of light from the sun. 云使阳光漫射。
- When did the first measurement of the speed of sound take? 第一次测量声速是在什么时候？
- Every paragraph is a distillation of sound judgment. 每段话都是正确判断的结晶。
- To make the diffusion of the correspondence. 负责往来文件的分发工作。
- Airliners in service at present cannot fly faster than the speed of sound. 目前供使用的客运机飞行速度不能超过音速。
- Characterized by high volume and intensity. Used of sound. 大声的以高音量和强烈为特征的。用于声音
- Mach two equals twice the speed of sound. 二马赫相当于声速的二倍。
- His distinction of sound is excellent. 他辨别声音的能力很强。
- Our teacher has mutation of sounds suddenly. 我们的老师突然语音发生了变化。
- Wood is a poor conductor of sound. 木头是声音的不良导体。
- The diffusion of MRCs was influenced by transportation. 总体来看，宣教地的空间扩散明显带有点轴状的迁移扩散和以交通重要性来划分的等级扩散特征。
- A device for measuring the speed of sound in water. 速度计，速度表用于测量声音在水中的速度的仪器
- The percentage of sound seed is usually 2-10%. 其健壮的种子通常仅占2-10%25。
- Characterized by harmony of sound; melodious. 悦耳的声音和谐的；悦耳的
- Air is the common medium of sound. 空气是声音的普通介质。
- Loudness of sound may be measured. 声音的响度可以测量。
- Certain fishes have a swimbladder which aids in diffusion of gases. 有些鱼有鳔，它有助于散布气体。
- The speed of sound in water is about four as great as in air. 声音在水中的速度是空气中的四倍左右
- The invention of printing helped the diffusion of learning. 印刷术的发明有助于知识的传播。
- The plane is flying at the velocity of sound. 飞机以音速飞行。
