c. 1400, "an armed force," from Latin armatura "armor, equipment," from armatus, past participle of armare "to arm, furnish with weapons" from arma (see arm (n.2)). Meaning "armor" is mid-15c.; that of "protective covering of a plant or animal" is from 1660s. Electromagnetic sense is from 1835.
权威例句
1. A shaft on the piston forms the armature of a coil.
活塞轴作线圈的衔铁.
2. N is armature of soft iron.
N是软铁的衔铁.
3. The iron with the wound coils on it is called an armature.
缠绕着线圈的铁心叫做电枢.
4. The voltage induced in the terms of the armature winding is alternating.
在电枢绕组的各条边所感应的电压是交变的.
5. It is connected in series with armature , hence the name series winding.