to know the facts; to understand; to be familiar with the situation[cedict]
卻
quèㄑㄩㄝˋ
but; yet; however; while; to go back; to decline; to retreat; nevertheless[cedict]
毫無
háo wúㄏㄠˊ ㄨˊ
not in the least; none whatsoever; completely without[cedict]
作為
zuò wéiㄗㄨㄛˋ ㄨㄟˊ
one's conduct; deed; activity; accomplishment; achievement; to act as; as (in the capacity of); qua; to view as; to look upon (sth as); to take sth to be[cedict]