•Divorce (verb) –

To separate or dissociate something from something else, typically with an undesirable effect.（分割，脫離）

Examples:　　

1.　　Religion cannot be divorced from morality. 

2. Good management in the police cannot be divorced from accountability.

•Factor sth in/into (phrasal verb) -

to include something when you are doing a calculation, or when you are trying to understand something. （把…因素考慮在內）

Examples:　　

1.You must factor insurance payments into the cost of maintaining a car. 

2.Total spending was virtually the same in real terms after factoring in inflation.

•Nine times out of ten/ninety-nine times out of a hundred (idiom) -

Usually; almost always. （十有八九，幾乎總是）

Examples:　　

1.Nine times out of ten our opponents will beat us. We just hope this is the one in ten. 

2.Ninety-nine times out of a hundred when people say "I know how you feel", they are lying.

•Out of date (idiom) -

Laws, systems, processes, etc. that are out of date are no longer useful or correct because they are not based on recent changes or developments.（失效的，不合時宜的）

Examples:　　

1.Current regulations in this regard are out of date. 

2.The technology being used in some employment agencies is hopelessly out of date.

•Gini Coefficient (noun) -

堅尼系數（內地譯為「基尼系數」），由意大利統計學家科拉多·堅尼（Corrado Gini，1884 – 1965）於1910年代首次提出，用於量度社會收入分布不平均的程度。該系數的數值介乎0（收入人人相同）與1（收入全歸某一個人）之間，數值越高，表示社會上收入分布不平均的程度越大。