powertrain

名词 n.
/ˈpaʊəˌtɹeɪn/    /ˈpaʊɚˌtɹeɪn/

英文释义

名词 n.
  1. The group of components in a vehicle that generate power and deliver it to the road surface, water, or air.
    — In their model, the researchers assumed that the same number of powertrains would be produced in 2030 as in 2016.

词形变化

powertrains plural power train alternative

词源

Etymology tree
Proto-Indo-European *pótis
Proto-Italic *potis
Proto-Indo-European *h₁es-
Proto-Indo-European *h₁ésti
Proto-Indo-European *bʰuH-
Proto-Indo-European *bʰúHt
Proto-Italic *som
Proto-Italic *possom
Latin posseder.
Vulgar Latin potēre
Old French pooir
Anglo-Norman poerbor.
Middle English power
English power
Proto-Indo-European *dʰregʰ-der.?
Latin trahere
Vulgar Latin *tragīnāre
Old French traïnerder.
Old French trainder.
Middle English trayne
English train
English powertrain
From power + train.
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