emission

nounB1

Định nghĩa theo từ loại

Danh từ

noun

Plural noun:

emissions

1.
(countable, uncountable)Something which is emitted or sent out; issue.
the emission was mostly blood
2.
(countable, uncountable)The act of emitting; the act of sending forth or putting into circulation.
the emission of light from the sun
the emission of heat from a fire
3.
(non-native speakers' English, broadcasting) A show; a program.

Từ liên quan

Đồng nghĩa

issuanceact of sending out issuance

Cùng gốc / liên quan

acoustic emissionalpha emissionatomic emission spectroscopyemission allowanceemissionlessemission lineemission nebulaEmissionsgateemission spectrumemissions testemission theoryemitfield emissionfield emission displayfield emission microscopefield emission microscopyfugitive emissionLambert's emission lawlow-emissionneutron emission

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Nguồn gốc từ

First attested in 1607. From Middle French émission, from Latin ēmissiō (sending forth), from ēmittō (send out), from ex (from, out of) + mittō (send).