It would seem that we all agree. 不同 It seems that we all agree.
It would seem that someone left the building unlocked. 不同 It seems that someone left the building unclocked.
请问加上would是哪些原因呢?是什么使用方法呢?
would在此为推断性使用方法,表示说话人的推断,使得说话的口气较直接说it seems看上去更为委婉。