鼠目寸光
Meaning
Short-sighted; able to see only immediate gain, missing the bigger picture.
In a sentence
Cutting the maintenance budget is 鼠目寸光.
Usage note
A criticism of judgement, not of eyesight.
Where you see it in Brain Challenge
This idiom appears in the picture-idiom levels as a picture or number clue. When the clue shows numbers, the digits usually become the first characters of each half of the idiom — that is why so many chengyu start with 一, 三, 五, 七, 九 or 十.