折声学 diacoustics
声折射 [声] acoustic refraction ; sound refraction ; refraction of sound
声光折射效应 acousto-photorefractive effect
折射声影 refractive shadow
超声波折射检验器 ultrasonic refractoscope
折叠噪声 aliasing noise
橡皮折环扬声器 rubber corrugated rim loudspeaker
咔嚓一声折断 snap it off
声波折射 sound deflection ; refraction of sonic waves
折叠纵声模 folded-longitudinal acoustic mode
他的左腿咔嚓一声折了。
他一声没哼，爬上棚屋旁的楝树，从树上折了一段嫩枝，并滑了下来。
In silence, he shins up a neem tree near the hut, breaks a twig from it, and slithers down again.
此后不久，狂风大作，芦苇顺势摆动，随风俯仰，轻易躲过了狂风的侵袭，橄榄树则奋起对抗，咔擦一声，被风吹折了。
Then, not long after this, the wind blew violently. The reed, shaken and bent, escaped easily from it, but the olive tree, resisting the wind, was snapped by its force.
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