Those black clouds betoken rain. 那些乌云预示即将下雨。 dict.cn
Those black clouds betoken rain . 那些乌云预示有雨。 www.translation-dictionary.net
The changes of molecular weight and molecular weight distribute determined with GPC under given conditions may betoken whether polymer is living one. 用凝胶渗透色谱仪（GPC）在一定的条件下，测定聚合物的分子量及其分布的变化可以预示聚合物是否为活性聚合物。
权威例句
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
词组短语
短语
Betoken camp 主营哈
betoken n 预示;表示
to betoken 预示
betoken electric motor power 主电机功率
betoken carbon chain 主碳链
英英字典
剑桥英英字典
to be a sign of something
柯林斯英英字典
If something betokens something else, it is a sign of this thing.
