“ultrasound”的概念、定义、翻译、参考文献-科学参考

单词	ultrasound
释义	ultrasound Physics 光学、声学声学 ultrasound, ultrasonic sound超声＞声学＞声学基础理论＞释义 ultrasound, ultrasonics超声 ultrasound超声
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。