directional
Longman Dictionary of Contemporary English 5++LDOCE 5++di·rec·tion·al /dəˈrekʃənəl, daɪ-/ adjective technical 1. DIRECTIONrelating to the direction in which something is pointing or moving 方向的2. TCa directional piece of equipment receives or gives out radio signals from some directions more strongly than others 定向的〔定向仪器接收或发出的无线电信号在某些方向上比其他方向强〕
Examples from the Corpus
directional• a directional antenna• So, says Daedalus. imagine a Cexspex lens exposed to a bright directional beam of light.• It was several preceptors phasing out together, Posi later explained, that threw directional control and some other functions out of kilter.• Hooking up a powered antenna by Terk, which amplifies incoming signals and allows greater directional fine-tuning, produced no appreciable improvement.• directional signs• Note that both the l.e.d. and phototransistor are very directional - the tops are the sensitive surfaces.di·rec·tion·al adjectiveChineseSyllable
something to direction the is in moving or which relating Corpus pointing
directional
di‧rec‧tion‧al /dəˈrekʃənəl, dɪˈrekʃənəl, daɪ-/
adjective technical
1. relating to the direction in which something is pointing or moving
2. a directional piece of equipment receives or gives out radio signals from some directions more strongly than others
di‧rec‧tion‧al /dəˈrekʃənəl, dɪˈrekʃənəl, daɪ-/
adjective technical1. relating to the direction in which something is pointing or moving
2. a directional piece of equipment receives or gives out radio signals from some directions more strongly than others