expendable英语原文释义、词形变化、词源和词汇关系

英文释义

名词 n.

An expendable person or object; usually used in the plural.

— Private Johnson was afraid the Lieutenant considered him an expendable, since he was always picked as point man.

形容词 adj.

Able to be expended; not inexhaustible.

— Oil and other expendable resources are frequently the subject of military disputes.
Designed for a single use; not reusable.

— The anti-aircraft rocket is fired from an expendable launch platform.
Not essential or mandatory in order to achieve a goal.

— The research department was deemed expendable, and its funding was not renewed.
Regarded as not worth preserving or saving; able to be sacrificed.

— In the internecine rivalries of large corporations, whole departments may become expendable in the execution of one executive's power play.

词形变化

more expendable comparative most expendable superlative expendables plural

词汇关系

衍生词

nonexpendable unexpendable

词源

词源 1

Etymology tree
English expend
Proto-Indo-European *-tḗr
Proto-Indo-European *-dʰlom
Proto-Indo-European *-dʰlis
Proto-Italic *-ðlis
Latin -bilis
Latin -ābilis
Old French -ablebor.
Middle English -able
English -able
English expendable
From expend + -able.

词源 2

Etymology tree
English expend
Proto-Indo-European *-tḗr
Proto-Indo-European *-dʰlom
Proto-Indo-European *-dʰlis
Proto-Italic *-ðlis
Latin -bilis
Latin -ābilis
Old French -ablebor.
Middle English -able
English -able
English expendable
From expend + -able.