aircraft
aircraft — noun
1. a general word for any machine that travels through the air, including planes, h
a general word for any machine that travels through the air, including planes, helicopters, gliders, and balloons.
Three small aircraft were parked on the runway behind the control tower.
zero plural: three aircraft (not 'aircrafts')
The military aircraft circled above the harbor for nearly an hour.
common collocation: military / commercial aircraft
Passengers must turn off all electronic devices before the aircraft takes off.
Heavy fog forced every aircraft at Taoyuan Airport to stay on the ground.
Engineers checked the aircraft carefully after the bird strike near the left wing.
- plane
everyday word; usually means a fixed-wing airplane only, not helicopters
- airplane
American English; specifically a fixed-wing aircraft
- aeroplane
British English spelling of airplane; same meaning
- flying machine
old-fashioned or playful; covers anything that flies
文法句型
[number] + aircraft
by aircraft
用法筆記
Has an unusual zero plural: the singular and plural forms are identical. Say 'one aircraft' and 'five aircraft', never 'aircrafts'. Subject-verb agreement follows the intended number ('the aircraft is...' for one, 'the aircraft are...' for several).