nonpolar

['nɔn'pəulə]

adj. 非极性的

例句与用法：

The professor is never at a nonplus, and never perplexed by a problem.

那位教授从来不会感到困惑，也不会被任何问题所难倒。

I was completely nonplussed by his sudden appearance.

他突然出现使我大吃一惊。

词形变化：

动词过去式: nonplused/nonplussed | 动词过去分词: nonplused/nonplussed | 动词现在分词: nonplusing/nonplussing | 动词第三人称单数: nonpluses/nonplusses |