base

bottom(底部)

1. B2Countable(可數名詞)

   The lowest part of an object on which it rests, or the bottom part of something.

   物體的底部；底座；底部

   • A crystal glass with a thick and heavy bottom.

     一個底部厚實的水晶玻璃杯。

   • A rocky beach was situated at the foot of the cliff.

     懸崖底部有一片岩石海灘。

   • This cream works perfectly as a foundation layer for your make-up.

     這款乳霜非常適合作為化妝的底霜。

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location(地點)

1. B2Countable(可數名詞)

   The primary location where a person lives and works, or a place from which a company conducts its business.

   根據地；基地

   • I often visit Brussels, but London remains my main base.

     我經常造訪布魯塞爾，但倫敦仍是我的主要基地。

   • Nice is a great place to stay while you explore the French Riviera.

     尼斯是一個探索法國蔚藍海岸時很棒的地方。

   • The company's primary base of operations is in New York.

     該公司的主要營運基地在紐約。

military(軍事)

1. A location containing military facilities, weapons, and living quarters for armed forces personnel.

   軍事基地

   • A new air force base is under construction.

     一個新的空軍基地正在建設中。

   • The military base is located on the country's border.

     軍事基地位於該國的邊境。

sport(運動)

1. Countable(可數名詞)

   One of the four positions on a baseball field that a player must reach to score a point.

   （棒球中的）壘

support(支持)

1. Countable(可數名詞)

   The main source of support, money, or activity for someone or something.

   基礎；支柱

   • A robust economy relies on a strong manufacturing sector as its base.

     穩健的經濟依賴強大的製造業作為其基礎。

   • We are working to grow our base of customers.

     我們正在努力擴大我們的客戶基礎。

   • The company has a large base of supporters.

     這家公司擁有大量的支持者基礎。

component(成分)

1. C2Countable(可數名詞)Usually singular(通常單數)

   The primary or main ingredient or component of something.

   主要成分；基底

   • A cocktail that has vodka as its main base.

     一種以伏特加為主要基底的雞尾酒。

   • Tomato sauce is the main base for this dish.

     番茄醬是這道菜的主要基底。

   • The base of this perfume is sandalwood.

     這款香水的主要基底是檀香木。

mathematics(數學)

1. Countable(可數名詞)Usually singular(通常單數)mathematics(數學)specialized(專業)

   The numerical foundation on which a counting system is built.

   （數學）基數

   • Hexadecimal numbers are a numbering system that uses a base of 16.

     十六進位數字是一種使用基數為16的編號系統。

   • The decimal system is a base-10 system.

     十進位系統是一種基數為10的系統。

chemistry(化學)

1. Countable(可數名詞)chemistry(化學)specialized(專業)

   A chemical substance that dissolves in water and reacts with an acid to form a salt.

   （化學）鹼；鹼基

1. B2Transitive(及物動詞)Verb + adv/prep(動詞+副詞/介詞)

   To use a particular town or area as your main place for living, working, or conducting business.

   基地設在；以…為核心

   • Where is the headquarters of your company based?

     你們公司的總部設在哪裡？

   • During the war, he was based in Birmingham.

     戰爭期間，他駐紮在伯明翰。

   • She is currently based in Paris for her work.

     她目前因工作駐紮在巴黎。

1. Lacking in morals and honour; dishonorable.

   卑鄙的；不道德的

   • I accused him of having low and dishonorable motives.

     我指責他有低劣且不道德的動機。

   • His actions were base and untrustworthy.

     他的行為卑鄙且不可信任。