piano tuner
noun [ C ] uk/piˈæn.əʊ ˌtjuː.nər/ us/piˈæn.oʊ ˌtuː.nɚ/
钢琴调音师
a person whose job is to make certain that a piano is producing the correct notes by testing it and changing the tightness of the strings
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。