My income has gone down so I'm trying not to buy too many clothes (unlike before).
I don't earn as much money as before so I'm trying to cut down on buying clothes.
「収入が減ったから、前みたいに服を買わないよう、我慢した」＝ My income has gone down so I'm trying not to buy too many clothes (unlike before). / I don't earn as much money as before so I'm trying to cut down on buying clothes.
「服を買わないよう、我慢した」＝ I'm trying not to buy too many clothes / I'm trying not to spend too much money on clothes
ボキャブラリー
収入が減った ＝ My income has gone down / I'm not earning as much as before
前みたいに ＝ like before / like I used to
服を買わないよう＝ I'm trying not to buy too many clothes / I'm trying not to spend too much money on clothes
イギリス 
