opportunist

the calculating and opportunist politician.

富于心计的义政客。

cynical opportunists and camp followers.

不真诚的义及跟随。

Under the façade of morality and patriotism can be perceived the false and tricky political opportunist that he is.

从道德和爱国心来看，他能被看作是一个虚伪奸诈的政治投。