n.[U]

1. 不情愿；勉强[S1][+to-v]
   We understand your reluctance to take this case.

   我们理解你不愿意接受这个案子。

   She showed reluctance to cooperate with us.

   她表示不愿与我们合作。

2. 【电】磁阻

n.

1. unwillingness or disinclination to do something.
2. Physics  the property of a magnetic circuit of opposing the passage of magnetic flux lines, equal to the ratio of the magnetomotive force to the magnetic flux.