proportional/prəˈpɔ:ʃənl; prə`pɔrʃənl/ adj~ (to sth) (fml 文) corresponding in size, amount or degree (to sth); in the correct proportion （与某事物在大小、 数量或程度上）相称的, 成比例的 Payment will be proportional to the amount of work done. 酬金将与工作量成比例.
牛津英汉双解词典