1·In a flash I saw a delicate and beautiful girl running across to the other side of the avenue.
一瞬间，我看到了一个纤细而又美丽的姑娘奔跑在街道的另一侧。
2·Author: Hormone is really a awful thing, what lets person produce a lot of queer idea in a flash, what does not often give person a sufficient dosages to make person do something brave.
作者：激素真是一样可怕的东西，它让人一瞬间产生许多奇怪的想法，但它又常常没有给到足够的剂量让人做出些什么。
3·In a flash, Tess changed from an innocent girl to a mature and well-educated woman.
一瞬间，特斯由一个天真的女孩变成了一个成熟的，受过良好教育的女子。
4·In a flash, I hold rabbit in the arms rapidly, get on a big tree by the road.
一瞬间，我迅速把兔子抱在怀里，爬上路旁一棵大树。
5·The car exploded in a flash.
车一瞬间就爆炸了。