We could not carry out that brash plan.

我们不能执行那个轻率计划。

Later that afternoon I went to another lecture, about ice, in all its varieties: frazil, grease, brash, shuga, pancake, white, drift, rafting and fast.

就在那个下午稍晚时候，我参加了另外一个讲座，是有关冰，讲到了冰所有变种：结块、滑溜、碎片、松软、扁平、白色、流动、漂流和坚固。