The greatest discovery of my generation is that human beings can alter their lives by altering their attitudes of mind.

語音講解
單詞發音
generation n.一代；產生；一代人；生殖
human beings 人類
alter vt.改變，更改
連詞發音
discovery of
輕讀重讀
重讀：greatest/discovery/generation/human beings/alter/attitudes/mind
弱讀：the/of/is/can/their/of

詞匯講解
1.discovery noun.
釋義：a fact or thing that someone finds out about, when it was not known about before 發現，發覺
例句：This is the new discovery in science.
這是科學上的新發現。
形容詞搭配：a new/recent/great/major/important /scientific/medical discovery
2.alter verb.
釋義： to change, or to make someone or something change
例句：Her face hadn’t altered much over the years. 這么多年來她的樣貌都沒怎么變化。
請看alter在英劇《唐頓莊園》中的應用：
Life's altered you, as it's altered me.
生活改變了你，也改變了我。

請看alter在美劇《新飛躍比弗利》中的應用：
Meditation is very powerful. It can completely alter your mind.
冥思很有力量，能夠徹底你的改變心態。

alter their lives 改變命運
change&alter辨析
都有“改變”的含義。在涉及到具體事物的改變上有區別：
alter is to change the form or structure 改變形態(內部調整)
change is to become something different. 變得不同（徹底換掉）
例句：This coat is too big, I must have it altered.
這件外衣太大,我得找人改一下
This coat is too big, I‘d better change it.
這件外衣太大,我還是換一件吧
拓展：alter ego 個性的另一面→另一個我→至友；閨蜜；密友
He was my alter ego; we were always picking up each other's thoughts.
他是我最要好的朋友，我們總是能了解彼此在想些什麼。
He's my alter ego we go everywhere together.
他是我的知己&彼此形影不離。
請看alter ego在美劇《新飛躍比弗利》中的應用：
It really is your alter ego.
還真是你的另一個自我。
3.attitude of mind
釋義：看法，觀點;
例句：Truth is an attitude of the mind.
講真話是一種思想態度。

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