directional
US /daɪˈrek.ʃən.əl/
UK /daɪˈrek.ʃən.əl/
形容詞
1.
指向性
relating to or indicating the direction in which someone or something is situated, moving, or developing.
例:
•
directional signs wherever two paths joined
2.
指向性
having a particular direction of motion, progression, or orientation.
例:
•
coiling the wire permits directional flow of the magnetic flux
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