见异思迁

to change at once on seeing sth different (idiom); loving fads and novelty / never satisfied with what one has

to see / to meet / to appear (to be sth) / to interview / opinion / view

to appear / also written 現|现[xian4]

different / other / hetero- / unusual / strange / surprising / to distinguish / to separate / to discriminate

to think / to consider

to move / to shift / to change (a position or location etc) / to promote