还真有这个词

来源: soccer88 于 2016-01-20 19:02:18 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (741 bytes)
回答: Oil in unrelenting rout, plumbs new lows under $27 由 soccer88 于 2016-01-20 09:41:52
plumb的定义
 
 
vertical.
ensure that the baseboard is straight and plumb
同义词: vertical, perpendicular, straight
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