今日短語
Rule of thumb“拇指規(guī)則”實際所表達的意思是經(jīng)驗法則。一般來說，這些法則是憑經(jīng)驗所得來的的方法，并不要求完全精確。請注意，這個表達一般都以單數(shù)形式出現(xiàn)，a rule of thumb 或者 the rule of thumb。
例句
As a rule of thumb, we need a cup of flower, a cup of sugar and a cup of butter to make a basic sponge cake.
一般來說，做一個基本的海綿蛋糕，我們需要一杯面粉，一杯白糖和一杯黃油。
You should keep your receipts as a rule of thumb.
通常來說，你應該保留發(fā)票。
The rule of thumb is to wash your whites and colours separately.
根據(jù)經(jīng)驗，白色衣服和其它顏色的衣服應該分開來洗。
