countersunk washer中文,countersunk washer的意思,countersunk washer翻译及用法 2025-09-06 21:21 浏览次数 8 countersunk washer英[ˈkauntəsʌŋk ˈwɔʃə]美[ˈkaʊntɚˌsʌŋk ˈwɑʃɚ]埋头垫圈