英语词汇“directional”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	directional
释义	di·rec·tion·al \-shən^əl, -shnəl\ adjective 1. : relating to direction in space: a. : moving, aiming, or leading in some particular direction < a strictly directional flight on a great circle > < directional lines showing winds and ocean currents > b. : suitable or used for detecting the direction in which or from which signals are received < plot position by directional radio > < flying on the beam of a directional radio range > c. : so designed that performance depends on direction or is restricted in direction : more effective in some directions than others < a polarized directional electromagnet controls the position and shape of the tail flame — J.K.Elderkin > < the use of directional broadcasting techniques had made it possible to increase the number of radio stations — F.L.Mott > specifically : narrowly selective as to direction in the emission or reception of signals < a highly directional microphone picks up sounds coming from a single direction > < that a Geiger-Müller tube cannot be made directional enough and still retain any measure of workable sensitivity — Surgical Forum > d. of sound : controlled for giving depth and realism in motion pictures by the use of several sound tracks recorded at different parts of the set or location e. : indicating the direction in which something lies or the direction to take or about to be taken < a directional airway marker > < directional arrows for facilitating movement of traffic > < flashing directional signals for motorcars and trucks > 2. : relating to direction (as of thought, effort, or culture): a. : aimed or moving in the direction of one or another object, objective, or condition < the picture presented is frankly chaotic; it is hard to recognize in it any unifying pattern, any directional trends — V.G.Childe > < the directional quality of cultural change > b. : constitutive of purpose or motivation 3. a. : consisting of or imposing direction or guidance < the directional role that profits play under capitalism > b. : suitable or contributory to the direction of dramatic performance < good plays and even good directional ideas frequently take on a distressingly ragged aspect in performance — H.E.Clurman > c. of an oil-well drilling : made at an angle with the vertical
随便看	-theist -theistic theistic theistic theistical theistically theistic naturalism theistic naturalist thelae thelazia thelaziasis thelaziidae thelemite thelephoraceae theligonum the like the like of the likes of thelion thelodontidae thelodus the long and short the long and the short t-helper cell T-helper cell

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