unidirectional
unidirectional — 形容詞
- unidirectionalpositive
- more unidirectionalcomparative
- most unidirectionalsuperlative
1. Going or working only one way, without the ability to change direction or flow t
單向
僅朝單一方向移動或運行
Going or working only one way, without the ability to change direction or flow the opposite way.
Traffic on the one-way street was unidirectional, so Hassan had to find another route home.
那條單行道的車流是單向的，Hassan 只好繞道回家。
collocation: unidirectional traffic / unidirectional flow
This bike lane is unidirectional — you must ride only toward the park.
這條自行車道跟一般道路不同，是單向的，你只能往公園的方向騎。
Engineers made the data cable unidirectional, sending signals from the sensor to the computer only.
工程師將這條資料纜線設計為單向傳輸，訊號只能從感測器傳到電腦。
Nala found the lab's ventilation was unidirectional — air moved from ceiling to floor only.
Nala 發現實驗室的通風是單向的——空氣只從天花板流向地板。
The canal carries water in a unidirectional current, moving from the lake toward the sea.
這條運河的水流是單向的，始終從湖泊流向大海。
- one-way
Much more common in everyday contexts like streets, tickets, or communication. 'Unidirectional' is preferred in technical writing.
- one-directional
A direct synonym, but less frequently used than both 'one-way' and 'unidirectional'.
- linear
Used in science to describe a cause-and-effect chain. Broader meaning — 'linear' does not always imply a single physical direction.
- bidirectional
Moving or operating in two opposite directions. Common in computing (bidirectional data transfer) and communications.
文法句型
unidirectional + noun (flow / traffic / signal / movement)
be + unidirectional
用法筆記
Frequently used before nouns in technical or scientific contexts (flow, traffic, signal, transmission, movement). Not common in everyday conversation about general topics.