hindrance 考研GRE

Lack of experience does not constitute a major hindrance to progress.

经验缺乏并是进步主要障碍。

A habit of dissimulation is a hindrance, and a poorness to him.

在他一个人，一种掩饰习惯是一种挠，一个弱点。

Now they can construct tunnel systems without hindrance.

现在他们可以顺地建造隧道系统了。

As steric hindrance of the aryl amine decreased and nucleophilicity increased, occurrence of the transfor-mation reaction increased and herbicidal activity of the product decreased.

芳胺空间位越小,亲核性越强,副反应越容易发生,产物除草活性越低。

My patrolling here is a hindrance to those searching for herbs and scorpions, cutting off their profits.Once I was even shown where they had setup a mantrap!

我开始保护长城时候，那些挖蝎子、药材人理解，我等于断了他们财路，有一次他们还故意把我引到下有“套子”地方。