常見(jiàn)例句雙語(yǔ)例句Those black clouds betoken rain.那些烏雲(yún)預(yù)示即將下雨。dict.cnThose black clouds betoken rain .那些烏雲(yún)預(yù)示有雨。www.translation-dictionary.netThe changes of molecular weight and molecular weight distribute determined with GPC under given conditions may betoken whether polymer is living one.用凝膠滲透色譜儀（GPC）在一定的條件下，測(cè)定聚郃物的分子量及其分佈的變化可以預(yù)示聚郃物是否爲(wèi)活性聚郃物。權(quán)威例句On this analysis, the government's silence on the euro does not betoken doubt about its poll-winning prowess, but is rather a sensible strategy designed to avoid unduly antagonising the voters.ECONOMIST: The euro 返回 betoken