cost-effective
🇺🇸
/ˌkɔːst ɪˈfektɪv/
🇬🇧
/ˌkɒst ɪˈfektɪv/
adjective
R
providing the most benefit for the money spent
Using solar panels is a cost-effective way to reduce electricity bills.
使用太陽能板是一種降低電費成本效益高的方式。
translation
划算