英语词汇“perihelion”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

per•i•he•li•on n. [countable], pl. -he•li•a

Astronomythe point in the orbit of a planet or comet at which it is nearest to the sun.Compare aphelion.

See -helio-.

per•i•he•li•on n., pl. -he•li•a [Astron.]

Astronomythe point in the orbit of a planet or comet at which it is nearest to the sun. Cf. aphelion. See diag. under aphelion.

Greek peri- peri- + hé̄li(os) sun + -on neuter noun, nominal suffix, on the model of perigee; earlier in the Neo-Latin form perihelium
1660–70

per′i•he′li•al, per′i•he′li•an, adj.

perihelion /ˌpɛrɪˈhiːlɪən/ n ( pl -lia / -lɪə/)

the point in its orbit when a planet or comet is nearest the sun

Etymology: 17th Century: from New Latin perihēlium, from peri- + Greek hēlios sun

单词	perihelion
释义	WordReference Random House Learner's Dictionary of American English © 2024 per•i•he•li•on /ˌpɛrəˈhiliən, -ˈhilyən/USA pronunciation n. [countable], pl. -he•li•a /-ˈhiliə, -ˈhilyə/.USA pronunciation Astronomythe point in the orbit of a planet or comet at which it is nearest to the sun.Compare aphelion. See -helio-. WordReference Random House Unabridged Dictionary of American English © 2024 per•i•he•li•on (per′ə hē′lē ən, -hēl′yən),USA pronunciation n., pl. -he•li•a (-hē′lē ə, -hēl′yə).USA pronunciation [Astron.] Astronomythe point in the orbit of a planet or comet at which it is nearest to the sun. Cf. aphelion. See diag. under aphelion. Greek peri- peri- + hé̄li(os) sun + -on neuter noun, nominal suffix, on the model of perigee; earlier in the Neo-Latin form perihelium 1660–70 per′i•he′li•al, per′i•he′li•an, adj. Collins Concise English Dictionary © HarperCollins Publishers:: perihelion /ˌpɛrɪˈhiːlɪən/ n ( pl -lia / -lɪə/) the point in its orbit when a planet or comet is nearest the sun Etymology: 17th Century: from New Latin perihēlium, from peri- + Greek hēlios sun
随便看	bronchocele bronchodilator bronchography bronchopneumonia bronchorrhagia bronchoscope bronchoscopy bronchospasm bronchus bronco broncobuster broncobusting brontide brontosaur brontosaurus brontë bronx bronx cheer bronxite bronze bronze age bronzed bronzed grackle bronze diabetes bronze doré