摘要：refine [rɪˈfaɪn] v. 提炼，精炼；（逐步）改进，完善例句 Urmson notes that the Google car’s software currently is “set conservatively” for testing pu

refine [rɪˈfaɪn] v. 提炼，精炼；（逐步）改进，完善

例句 Urmson notes that the Google car’s software currently is “set conservatively” for testing purposes, meaning it is designed to err on the side of being easily triggered so engineers can refine and upgrade the system.【2016-1《今日美国》】
厄姆森指出，出于测试目的，谷歌（无人）汽车的软件目前是“保
守设置”的，也就是说其设计力求易于启动，以便工程师改进和升
级系统。

派生 refinery [rɪˈfaɪnəri] n. 精炼厂；提炼厂
refinement [rɪˈfaɪnmənt] n. 提炼，精炼；（精细的）改进，完善

来源：小安天天开心