ran·dom /ˈrændəm/
 隨意,任意(a.)任意的,隨便的,胡亂的,隨機的(ad.)胡亂地


 random
 隨機


 Ran·dom n.
 1. Force; violence. [Obs.]
    For courageously the two kings newly fought with great random and force.   --E. Hall.
 2. A roving motion; course without definite direction; want of direction, rule, or method; hazard; chance; -- commonly used in the phrase at random, that is, without a settled point of direction; at hazard.
 Counsels, when they fly
 At random, sometimes hit most happily.   --Herrick.
 O, many a shaft, at random sent,
 Finds mark the archer little meant!   --Sir W. Scott.
 3. Distance to which a missile is cast; range; reach; as, the random of a rifle ball.
 4. Mining The direction of a rake-vein.


 Ran·dom, a.
 1. Going at random or by chance; done or made at hazard, or without settled direction, aim, or purpose; hazarded without previous calculation; left to chance; haphazard; as, a random guess.
    Some random truths he can impart.   --Wordsworth.
    So sharp a spur to the lazy, and so strong a bridle to the random.   --H. Spencer.
 at random in a manner so that all possible results have an equal probability of occurrence; for processes, each possible result is counted separately although the same type of result may occur more than once .
 Random courses Masonry, courses of stone of unequal thickness.
 Random shot, a shot not directed or aimed toward any particular object, or a shot with the muzzle of the gun much elevated.
 Random work Masonry, stonework consisting of stones of unequal sizes fitted together, but not in courses nor always with flat beds.

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 random
      adj 1: lacking any definite plan or order or purpose; governed by
             or depending on chance; "a random choice"; "bombs fell
             at random"; "random movements" [ant: nonrandom]
      2: taken haphazardly; "a random choice"