look（up）on
1．watch without taking part；be a spectator旁观
I looked on as they tried to fix the machinewhich had broken down．当他们在修理坏的机器时，我在一旁看着。
The children played in the park while their mother looked on．孩子们在公园里玩，他们的母亲在一旁看着。
2．regard；consider；think of认为；看待
I don't know how you look upon this matter．我不知道你怎么看待这件事。
He's always been looked on as one of the best lawyers in town．他一直被认为是城里最好的律师之一。
He is looked upon as a great authority on the tax system．在税收制度方面他被看作是一位大权威。
We should look on the bright side of things．我们应该看到事物光明的一面。
They all looked on him as a member of their family．他们都把他看作是自家人。