betoken怎么读，betoken什么意思，betoken短语和例句

1.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。

2.Those black clouds betoken rain.

那些乌云预示即将下雨。

3.Betoken: to be or give a sign or portent of.

预示：做或给出记号或预兆。

4.What did it betoken? Had seven long years, under the torture of the scarlet letter, inflicted so much of misery, and wrought out no repentance?

不公平又能怎样？难道在七年漫长的岁月中，在红字曲折磨下备受痛苦，还悟不出一些忏悔之意吗？

5.His smile betoken his satisfaction.

他的微笑表示他满意了。

6.Those black clouds betoken rain.

那些乌云预示有雨。

7.Prince Bagration nodded his head to betoken that all this was exactly what he had desired and expected.

巴格拉季翁公爵颔颔首，心里表示，这全部事态和他预料的情况完全一样。

8.He gave her a gift to betoken his gratitude.

他送她一件礼物表示感谢。

9.That would only betoken for us seven years of plenty and seven years of scarcity.

那只是预示我们将有七年丰收和七年饥荒。