2025-08-19 09:07:55 浏览次

ultrasonic是什么意思 英[ˌʌltrəˈsɒnɪk] 美[ˌʌltrəˈsɑːnɪk] n. 超声波a. 超音速的s having frequencies above those of audible soundultrasonic的用法和双语例句1. Ultrasonic waves are used in medical imag...