plumb-line 栏目: 英汉词典 查阅: 42次 vt. 用铅锤线测量, 检查, 探测在线英汉词典plumb-line的短语、例句:plumb-line n line with a plumb(1) attached to one end 铅垂线. 标签:plumb-line,用法,音标,短语