| 释义 | 
		expandexpand /ɪkˈspænd/ ●●○ W2 AWL verb [intransitive, transitive] ETYMOLOGYexpandOrigin: 1400-1500 Latin expandere, from  pandere to spread   VERB TABLEexpand |
 | Present | I, you, we, they | expand |   | he, she, it | expands |  | Past | I, you, he, she, it, we, they | expanded |  | Present perfect | I, you, we, they | have expanded |   | he, she, it | has expanded |  | Past perfect | I, you, he, she, it, we, they | had expanded |  | Future | I, you, he, she, it, we, they | will expand |  | Future perfect | I, you, he, she, it, we, they | will have expanded |  
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 | Present | I | am expanding |   | he, she, it | is expanding |   | you, we, they | are expanding |  | Past | I, he, she, it | was expanding |   | you, we, they | were expanding |  | Present perfect | I, you, we, they | have been expanding |   | he, she, it | has been expanding |  | Past perfect | I, you, he, she, it, we, they | had been expanding |  | Future | I, you, he, she, it, we, they | will be expanding |  | Future perfect | I, you, he, she, it, we, they | will have been expanding |  
    ► expand the number/range of something The college is expanding its range of evening courses.   THESAURUSto become larger in amount, number, or degree, or to make something do this► increaseto become larger in amount, number, or degree, or to make something do this:  The company has increased its workforce by 10 percent. ► go up/rise to increase in number, price, amount, or level. Go up is less formal than rise:  Prices have risen 2%. ► grow to increase in amount, size, or degree:  The number of employees at the company has grown from 20 to 300. ► escalate formal to increase to a much higher level:  The rate of heart disease escalated as the country began eating a higher fat diet. ► shoot up to quickly increase in number, size, or amount:  Unemployment shot up. ► soar to increase quickly to a high level:  The temperature soared to over 100 degrees Fahrenheit. ► skyrocket to increase suddenly by very large amounts:  House prices skyrocketed. ► double to become twice as large or twice as much, or to make something do this:  The firm has doubled in size in ten years. They’re trying to double the amount of parts they produce each month. ► triple to become three times as large or three times as much, or to make something do this:  The country’s debt has tripled over the last decade. We can triple our earnings by next year. ► multiply to increase a lot, or to make something do this:  The company’s problems have multiplied over the past year. ► intensify formal to increase in strength, size, or amount, or to make something do this:  The pain in his stomach intensified so they took him to the hospital. ► raise to make a number, price, amount, or level go up:  Congress wants to raise the tax on gasoline. ► maximize to increase something as much as possible:  The company is looking at ways of maximizing its profits. ► expand to make something increase in number or size:  The consulting firm wants to expand its services to include insurance. ► step up to increase your efforts or activities. Step up is less formal than increase:  Police officers stepped up their efforts to find the missing girl. ► boost to increase something so that it becomes better or more successful:  We found a new manufacturing partner to boost our production. The win boosted the team’s confidence.   1science to become larger in size, number, or amount, or to make something become larger OPP contract:  The population was expanding rapidly. This exercise is a good way to expand the chest.expand the number/range of something The college is expanding its range of evening courses.► see thesaurus at increase12if a company, business, etc. expands or if someone expands it, it opens new stores, factories etc.:  The company has aggressive plans to expand overseas.expand (something) into something We plan to expand our operations into Europe. [Origin: 1400–1500 Latin expandere, from  pandere to spread]—expandable adjective:  an expandable garment bagexpand on/upon something phrasal verb to add more details or information to something that has already been said:  Wilson refused to expand upon what action would be taken.  |