undercoating的中文翻译是什么意思

undercoating

US/'ʌndəkoʊtɪŋ/
UK/'ʌndəkəʊtɪŋ/

n. 防水底涂层

undercoating场景例句

A soft varnish and an insufficient undercoating deaden heavily the sound of a violin.

柔和的清漆和不足防底层的清漆严重减弱小提琴的声音.