Betterment means making something better, or the state of having become better — but the word is not a general-purpose synonym for 'improvement'. English keeps it for a narrow set of jobs.

Betterment means的意思是 making something better讓某件事變得更好，or the state of having become better或是已經變得更好的狀態——but the word is not a general-purpose synonym for但這個字並不是 'improvement''improvement' 的萬用同義詞。English keeps it for英文把它留給 a narrow set of jobs一小群特定的用途。

The commonest one is about a person's life as a whole: their money, their job, their standing in society. 'She went abroad for the betterment of her family' means she went so that her family could climb — earn more, live better, be respected more.

The commonest one is about最常見的一種是關於 a person's life as a whole一個人整體的人生：their money, their job, their standing in society錢、工作、社會地位。'She went abroad for the betterment of her family'「She went abroad for the betterment of her family」means意思是 she went so that her family could climb她出國是為了讓家人能往上爬——earn more, live better, be respected more賺更多錢、過更好的生活、得到更多尊重。

It carries a slightly old-fashioned, serious, hopeful tone, the kind of word you find in speeches, mission statements, and writing about education and charity: 'the betterment of society', 'the betterment of humankind'.

It carries它帶著 a slightly old-fashioned, serious, hopeful tone一點老派、嚴肅、充滿希望的語氣，the kind of word you find in是你會在 speeches, mission statements, and writing about education and charity演講、使命宣言、以及關於教育與慈善的文章裡看到的那種字：'the betterment of society'「the betterment of society」、'the betterment of humankind'「the betterment of humankind」。

A second, quite separate use is legal and technical: in property law and in city planning, betterment is the rise in the value of a piece of land caused by something done to it or near it — a new road, a new station — and some governments charge a 'betterment tax' or 'betterment levy' to take back part of that windfall. That sense is not emotional at all; it is money.

A second, quite separate use is第二種用法完全不同，是 legal and technical法律和技術上的：in property law and in city planning在財產法和都市計畫裡，betterment isbetterment 指的是 the rise in the value of a piece of land一塊地的地價上漲 caused by something done to it or near it因為附近或本身做了什麼事——a new road, a new station新蓋一條路、新蓋一個車站——and some governments charge有些政府會課 a 'betterment tax' or 'betterment levy'「betterment tax」或「betterment levy」to take back part of that windfall把這筆意外之財的一部分收回去。That sense is not emotional at all這個意思一點也不感性；it is money它就是錢。

Note also what betterment is NOT used for. You would not say 'the betterment of my English' or 'the betterment of the weather' — for ordinary getting-better, English says improvement.

Note also也要注意 what betterment is NOT used forbetterment 不能用在哪裡。You would not say你不會說 'the betterment of my English'「the betterment of my English」or 'the betterment of the weather'或「the betterment of the weather」——for ordinary getting-better一般的「變好」，English says improvement英文說 improvement。

Betterment wants a big object (society, humanity, the poor, one's condition in life) or a legal one (land value). It is also usually uncountable and usually followed by 'of'.

Betterment wantsBetterment 想要的是 a big object一個大的對象 (society, humanity, the poor, one's condition in life)（社會、人類、窮人、一個人的人生境況）or a legal one或是一個法律上的對象 (land value)（地價）。It is also usually uncountable它通常也是不可數名詞 and usually followed by 'of'後面通常接 'of'。