unmanned
/ˌʌnˈmænd/ (bre, ipa) · /ˌʌnˈmænd/ (ame, ipa) · /ˌən-ˈmand/ (ame, mw)
unmanned — 形容詞
- unmannedpositive
- more unmannedcomparative
- most unmannedsuperlative
1. A machine, vehicle, or facility that is unmanned operates without any human bein
無人
沒有人員在場操作或管理的
A machine, vehicle, or facility that is unmanned operates without any human beings present to guide or supervise it.
An unmanned drone flew over the forest to show firefighters the size of the fire.
一架無人機飛過森林上空，讓消防人員了解火勢有多大。
unmanned drone — common collocation
The team left an unmanned weather station on the island to record data for a year.
團隊在島上留下一座無人氣象站，用來記錄一年的資料。
Yuna's father operates unmanned machines at a factory that runs all day and night.
Yuna 的父親在一間工廠操作無人機器，這間工廠日夜不停運作。
Last year, the space agency sent an unmanned rocket to study the surface of Mars.
去年，太空總署發射了一枚無人火箭，去研究火星的表面。
Many supermarkets now have unmanned checkout counters where customers scan items themselves.
許多超市現在設有無人結帳櫃檯，顧客可以自己掃描商品。
- uncrewed
preferred in aviation and space as a gender-neutral alternative; now standard in official usage
- automated
emphasises self-operation rather than absence of people; an automated system may still have human oversight nearby
- remote-controlled
implies that a human operator controls the device from a distance, unlike a fully autonomous unmanned system
- manned
direct opposite; having a human crew or operator on board
用法筆記
Frequently used before nouns describing vehicles (drone, rocket, ship), equipment (camera, weather station), and facilities (store, checkout counter). Increasingly replaced by uncrewed in aviation and space contexts.