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- sound reflection board 声反射板
- The sound reflected back in one tenth of a second. 声音在十分之一秒以后反射回来。
- Then, the sound reflection and absorption characteristics of the micro-perforated structure in the newly-built amphitheatre are investigated. 同时，分析了这种微穿孔吸声反射板结构在阶梯教室中的声反射和声吸收性能。
- Large windows in the basket both above and below the spider reduces sound reflection, air flow noise and cavity resonances. 支撑圈上方和下方的纸盆大窗能够将声反射、气流噪音和空腔谐振降至最低。
- The calculated results show that the use of rubber could decrease the sound reflection intersity of multiple-layer srtucture, and reach the aim to eliminate noise effectively. 计算结果表明，增加消声橡胶层可以有效的降低多层结构的声反射能力，较好的达到降低目标声反射强度的目的。
- Diffraction - not only will a wave of sound reflect or absorb but it can go over the obstacle. That is why we can hear somebody even with a baffle between. 衍射－声音虽然会被反射已经吸收，但是他能绕过阻挡物。这个就是为什么能听到某人在阻挡物后面说哈的声音了。
- Always a poignant reminder of winter approaching,today the sound reflected his mood perfectly. 那常常是一种辛酸的提示：冬天即将来临。今天这种悲鸣完全反映了他的心情。
- sound reflection shadow simulation 回波影像仿真
- combination of sound reflection panel 音乐反声罩组合形式
- Always a poignant reminder of winter approaching, today the sound reflected his mood perfectly. 那常常是一种辛酸的提示：冬天即将来临。 今天这种悲鸣完全反映了他的心情。
- The reasons for the different phonological positions are various and most of these sounds reflect the characteristics of current pronunciations unwittingly. 这些小韵异置原因不一，大多透露出撰抄者在不经意间反映的时音特点。
- A sound mind is inseparable from a sound body. 健全的精神是与健康的身体是不可分割的。
- mud-roll reflecting board feeding 泥辊反射板布料
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- He has told a story which sound not objective. 他讲了听起来不真实的一个故事。
- As he drove the Landrover up to inspect the furthest fences, Simon heard the plaintive cries of wild geese over head.Always a poignant reminder of winter approaching, today the sound reflected his mood perfectly. 西蒙开着越野车查看最远处的栅栏时，听到头上野鹅的悲鸣声。那常常是一种辛酸的提示：冬天即将来临。今天这种悲鸣完全反映了他的心情。
- I caught a curious sound in the neighboring room. 我听到隔壁房间里有奇怪的响声。
- I was awakened by the sound of church bells. 我被教堂的钟声吵醒。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
- I quivered with fear at the sound. 我听见那种声音就吓得发抖。
