单词	bot tom settler
释义	bot tom settler 下澄清段
随便看	direction of reception direction of recession direction of regeneration direction of relative movement direction of resultant cutting motion direction of retreat direction of ridge direction of rolling direction of rope lay direction of rotation direction of satellite direction of scanning direction of scientific rersearch direction of search direction of secondary engage direction of secondary strike direction of security direction of seeking coal direction of self-improvement direction of shaft rotation direction of shear direction of ship travel direction of signal direction of signal arrival direction of signal arrived