thrash about
n. 搜索, 烦躁不安地动来动去, 烦躁不安地翻动
例句与用法：
The child was soundly thrashed.
这个孩子被痛打了一顿。
Let's thrash the matter over before putting it on the agenda.
我们先把这件事仔细研究一下，再把它列入议事日程。
As he swam, he thrashed the water with his hand.
他游泳时用手拍打水。
词形变化：
名词: thrasher | 动词过去式: thrashed | 动词过去分词: thrashed | 动词现在分词: thrashing | 动词第三人称单数: thrashes |