by rule

汉语翻译

例句：

1. I never weigh anything when I'm cooking-I just do it by rule of thumb.
   我烹饪从来不称重量——只是凭经验下料。
2. I never weigh anything when I'm cooking.I just do it by rule of thumb.
   我做饭时从来什么也不称量，只是根据实际经验估量做。