| 单词 | base |
| 释义 | base —base /beɪs/ adjective LITERARY ► F0 not showing any honour and having no morals: » I accused him of having base motives.Thesaurus+: ↑Morally wrong and evil , ↑Dishonestbasely /ˈbeɪs.li/ adverbbaseness /ˈbeɪs.nəs/ noun [U] noun (MILITARY) ► F0 a place where there are military buildings and weapons and where members of the armed forces live: » an old naval/military base• • • Extra Examples:» A team of commandoes got the hostages out from the rebel base.» They radioed their base for help.» The aircraft base is protected with specially designed shelters which are built to withstand ground and air attacks.» Military bases were protected by captured enemy soldiers who were housed there as a human shield.» The violence is unlikely to stop without military strikes against terrorist bases.noun [C usually singular] (MAIN PART) ► C2 the main part of something: » a cocktail with a whisky baseThesaurus+: ↑Important and essential things , ↑Information and messagesnoun [C usually singular] SPECIALIZED (IN MATHEMATICS) ► F0 the number on which a counting system is built: » A binary number is a number written in base 2, using the two numbers 0 and 1.Thesaurus+: ↑Terms for numbersnoun [C] (BOTTOM) ► B2 the bottom part of an object, on which it rests, or the lowest part of something: » a crystal glass with a heavy base» At the base of the cliff was a rocky beach.» This cream provides an excellent base for your make-up (= a good bottom layer on which other layers can be put).Thesaurus+: ↑Surfaces of objects , ↑Edges and extremities of objectsWord Builder:–Nouns: base, basis–Adjectives: baseless, basic–Verbs: base–Adverbs: basically• • • Extra Examples:» Draw a perpendicular from the vertex of the triangle to its base.» Firefighters played their hoses onto the base of the fire.» Sand carried by the wind has hollowed out the base of the cliff.» The doctor manipulated the base of my spine and the pain disappeared completely.» The base of the bed was made of slats.noun [C] (IN BASEBALL) ► F0 one of the four positions on a square that a player must reach to score a point in the game of baseballThesaurus+: ↑Baseball and rounders , ↑General terms used in ball sportsnoun [C] (MAIN PLACE) ► B2 the main place where a person lives and works, or a place that a company does business from: » I spend a lot of time in Brussels, but London is still my base.» Nice is an excellent base for (= place to stay when) exploring the French Riviera.Thesaurus+: ↑Places involved in military activitynoun [C] (NECESSARY PART) ► F0 the activity or people from which someone or something gets most of their support, money, etc.: » A strong economy depends on a healthy manufacturing base.» We're aiming to expand our customer base.Thesaurus+: ↑Origins and sourcesnoun [C] SPECIALIZED (IN CHEMISTRY) ► F0 a chemical that dissolves in water and combines with an acid to create a saltThesaurus+: ↑Types of chemical , ↑Specific chemicals, chemical compounds and gases , ↑Substances and structures in the bodyverb [T usually + adv/prep] ↑Verb Endings for base ► B2 to have a particular town or area, etc. as the main place that you live and work in, or where you do business from: » Where is your firm based?» He was based in (= he lived in or was at a military establishment in) Birmingham during the war.Thesaurus+: ↑Placing and positioning an objectWord Builder:–Nouns: base, basis–Adjectives: baseless, basic–Verbs: base–Adverbs: basically• • • Extra Examples:» He was based in London during the war.» He's based in Paris during the week.» The company is based in Coventry. |
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