有那位大侠知道treat them mean keep them keen 是什么意思

有那位大侠知道treat them mean keep them keen 是什么意思 “treat her mean,keep her keen” keep them keep them company是什么意思?怎么翻译 成语 （）（）相遇 可有那位大侠知道? treat him mean to keep him keep them in mind I don't think I should keep them 是什么意思? give them a treat of some keep them company什么意思 过滤操作过程有那位大侠知道!过滤过程中助虑器的加入和使用方式? 那位大侠知道金刚石绳锯的成份里面有没有钴粉?