单词	pick a melon
释义	pick a melon 选瓜
随便看	upstream shipping upstream side upstream side of the injector upstream slope up stream slope upstream slope length upstream slope of dam upstream slope-protection upstream slope ratio of dam upstream spray pattern upstream state upstream stimulating factor upstream stimulating factorusf upstream stimulating factorUSF upstream stimulatory factor upstream stop log gates upstream subsidy upstream supplier upstream syntaxis noise up-stream system upstream toe upstream traffic upstream units upstream velocity upstream vessel