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单词 expectorate
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ex•pec•to•rate  (ik spektə rāt′),USA pronunciation v., -rat•ed, -rat•ing. 
v.i. 
  1. Physiologyto eject or expel matter, as phlegm, from the throat or lungs by coughing or hawking and spitting;
    spit.

v.t. 
  1. Physiologyto eject or expel (matter) in this way.
  • Latin expectorātus (past participle of expectorāre to expel from the breast), equivalent. to ex- ex-1 + pector- (stem of pectus) breast + -ātus -ate1
  • 1595–1605
ex•pecto•ra′tor, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
expectorate /ɪkˈspɛktəˌreɪt/ vb
  1. to cough up and spit out (sputum from the respiratory passages)
Etymology: 17th Century: from Latin expectorāre, literally: to drive from the breast, expel, from pectus breast

exˌpectoˈration n exˈpectoˌrator n
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更新时间:2025/2/23 12:38:34