n.[U]

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

   我們理解你不願意接受這個案子。

   She showed reluctance to cooperate with us.

   她表示不願與我們合作。

2. 【電】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.