双语例句
Ultrasound of intra- osseous lesions in the mature skeleton would normally be precluded by almost complete reflection of sound from the cortical bone surface.
由于骨皮质对超声声束的几乎完全的反射，超声显示成骨内病变较为困难。
词典释义：
reflection of sound
时间: 2026-03-06 11:12:29
声音的反射