Ainda não temos significados para "theorize at".
1We discussed the future and ventured opinions as to what lay before us; but we could only theorize at best, for none of us knew.
2We theorized at length, but gave it up finally, and went on.
3It was theorized at the time that Jessup drove by in his tow truck and saw the girl alone in the yard.
4"I'm theorizing at this point," said Brewer.