Rule of Thumb——經驗法則

** guesswork estimate猜測估計// rough measurements粗略測量// in a rough-and-ready way馬虎的方式// result of practice通過實踐// empirically憑經驗// practically, not scientifically實際而不科學化// approximate大概

~~經驗法則：常規；粗略估算；約略估計；通用原則；實踐方法；經驗方法；經驗估；概測法

~~ accepted guideline // guidepost // general principle // approximate procedure //unwritten rule // golden rule // gold standard // first rule // modus vivendi（權宜之計）

!! Based on the working principle of a thermometer, brewers often tested the temperature of a batch of beer by dipping their thumbs in the fermentation broth. Their long experience would give them an idea of the brewing status of the beer.

（根據溫度計的工作原理，釀酒師經常通過將拇指浸入發酵液來測試一批啤酒的溫度，他們的豐富經驗讓他們知道啤酒的醞釀情況。）

!! From the knuckle to the tip end of a thumb is approximately one inch, which is used

as a measure when a ruler is not available.

（從指關節到拇指的尖端大約是一吋，當沒有尺子用時可用作測量。）

>> Wells Fargo bank's motto:“We have one very powerful business rule. It's

concentrated in one word: Courtesy.”So “courtesy” is the bank's rule of thumb.

（富國銀行的座右銘：“我們有一個非常強大的商業規則。它集中在一個詞：禮貌”。所以“禮貌”是銀行的經驗法則。）

>> When domestic helpers eagerly want to buy stocks, it is a rule of thumb that a stock

market crash is imminent.

（當家傭主動提出要買股票的時候，通常都是股災前夕的常規。）

學勤進修教育中心英語專科導師

李啟文 教授