idle
名词 idle:
the state of an engine or other mechanism that is idling
动词 idle:
run disconnected or idle
同义词:tick over
be idle; exist in a changeless situation
形容词 idle:
not in action or at work
without a basis in reason or fact
同义词:baseless, groundless, unfounded, unwarranted, wild
not in active use
同义词:unused
silly or trivial
同义词:light
lacking a sense of restraint or responsibility
同义词:loose
not yielding a return
同义词:dead
not having a job
同义词:jobless, out of work