無助於某人;給某人留下壞印象
do sb no favours
to do sth that is not helpful to sb or that gives a bad impression of them
You're not doing yourself any favours, working for nothing.你幹活不取報酬,對自己沒有任何好處。
釋義來自《牛津高階英漢雙解詞典》第 9 版