| 释义 |
DEFINITIVE EXAMPLES 权威例句〔purr〕To express by a soft, vibrant sound.用轻柔振颤的声音表达美国传统〔secondary wave〕An earthquake wave in which rock particles vibrate at right angles to the direction of wave travel. It can travel through solids but not through liquids.次级波:一种地震波,其范围内的岩石颗粒随波振方向成直角振颤,这种波能穿过固体但不能穿过液体美国传统 |