activation

名词 n.
中文释义
英 /ˌæktɪˈveɪʃn̩/    美 /ˌæktəˈveɪʃən/

英文释义

名词 n.
  1. Making active and effective; bringing into a state of activity. countable,uncountable
    — Alarm activations cause the driver to have to stop the train - and in some cases walk back to reset it. The activations caused 1,032 minutes of delays and nine cancellations.
  2. The process of making a radioisotope by bombarding a stable element with neutrons or protons. countable,uncountable
  3. The process by which molecules are made able to react. countable,uncountable
  4. The promotion of a brand through an event or campaign. countable,uncountable
    — using shopper activation to convert shoppers into buyers

词形变化

activations plural

词汇关系

衍生词
activational activation analysis activation energy activation function activationist activationless activation phrase activation record activation syndrome alloactivation autoactivation biactivation bioactivation cat activation noise CH activation chemoactivation coactivation cryoactivation deactivation health activation heteroactivation hyperactivation hypoactivation immunoactivation inactivation mechanoactivation metalloactivation misactivation multiactivation neuroactivation neuron activation neutron activation analysis nonactivation overactivation phosphoactivation photoactivation postactivation preactivation psychoactivation radioactivation reactivation superactivation sympathoactivation thermoactivation time delay toxin activation transactivation underactivation

词源

Etymology tree
Proto-Indo-European *h₂eǵ-
Proto-Indo-European *-eti
Proto-Indo-European *h₂éǵeti
Proto-Italic *agō
Latin agō
Proto-Indo-European *-wós
Proto-Indo-European *-iHwósder.
Latin -īvus
▲
Ancient Greek ἐνεργητῐκός (energētĭkós)sl.
Latin āctīvusbor.
Old French actifbor.
Middle English actyf
English active
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin -ātiōlbor.
Old French -ationbor.
Middle English -acioun
English -ation
▲
English active
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-tós
Proto-Indo-European *-eh₂tos
Proto-Italic *-ātos
Latin -ātuslbor.
English -ate
English activate
▲
English -ation
English -ion
English activation
From active or activate + -ation
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