Exhaust



GRE 蓝宝 TOEFL 考研

解释

GRE 红宝书

• n. ( 机器排出的) 废气, 蒸气等;v.使非常疲倦
• ［英］ v. 使非常疲倦 ( make a person or an animal very tired)
• ［类］ infinite : exhaust / discrete : overlap ( 无限的不会耗尽 / 离散的不会重叠)
• ［例］ The long cycleride exharsted her.

Webster Collegiate

I. verb

• Etymology: Latin exhaustus, past participle of exhaurire, from ex- + haurire to draw; akin to Middle High German ?sen to empty, Greek auein to take
• Date: 1531
• transitive verb
  • 1.
    • a. to consume entirely ; use up <exhausted our funds in a week>
    • b. to tire extremely or completely <exhausted by overwork>
    • c. to deprive of a valuable quality or constituent <exhaust a photographic developer><exhaust a soil of fertility>
  • 2.
    • a. to draw off or let out completely
    • b. to empty by drawing off the contents; specifically to create a vacuum in
  • 3.
    • a. to consider or discuss (a subject) thoroughly or completely
    • b. to try out the whole number of <exhausted all the possibilities>
• intransitive verb
  • discharge, empty <the engine exhausts through the muffler>
• Synonyms: see deplete, tire
• ? exhauster noun
• ? exhaustibility noun
• ? exhaustible adjective

II. noun

• Date: 1848
• 1.
  • a. the escape of used gas or vapor from an engine
  • b. the gas or vapor thus escaping
• 2.
  • a. the conduit through which used gases escape
  • b. an arrangement for removing fumes, dusts, or odors from an enclosure
• 3. exhaustion

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