#英語豐富多彩的習語#
阿爾法 α 是希臘字母表的第一個字母，歐米茄 Ω 是希臘字母表的最後一個字母，alpha and omega 字面意思「阿爾法和歐米茄」貌似沒有任何的寓意，其實不然，可以意為「基本要素，最重要的部分，本質」等，它寓意：
both the beginning and the end
開始和結束
from the beginning to the end
從頭到尾
the essentials of something
某物的本質
the first and the last
第一個和最後一個
the most important part, the basic essentials
最重要的部分，基本要素
例如：
He had to learn the alpha and omega of the subject before he could even begin his research.
在他開始研究之前，他必須學習這個課題的基本要素。
He loved his wife very much and said the she was the alpha and omega of his life.
他非常愛他的妻子，並說她是他生命中最重要的部分。
When he took up the job of a mechanic at the factory, he had to learn the alpha and omega of the machines before he could start working on them.
當他在這家工廠當技工時，他必須先學會機器的基本要素，然後才能開始工作。
The alpha and omega of his political campaign was more benefits for the masses.
他的政治競選活動的本質是給大眾帶來更多的好處。
Their lives revolved around their daughter. She was the alpha and omega of their lives.
他們的生活圍繞著女兒。她是他們生活中最重要的人物。
My life starts from you and ends at you, so you are my alpha and omega.
我的生命從你開始，結束於你，所以你是我的最重要的部分。
He knew the alpha and omega of the subject and was considered to be the highest authority on it.
他知道這個學科的本質，且被認為是這方面的最高權威。
The strategy to control inflation remains the alpha and omega of the government's economic policy.
控制通貨膨脹的策略仍然是政府經濟政策的最重要的部分。
不得不說習語這種存在很特別，因為它不受具體的語法或語義框架限制，所以牢牢記住它們的比喻意義就足夠了。