reluctance

• 名词，可表示不愿、勉强或犹豫的程度；在物理学中指磁阻，即对磁通的阻碍（类似于电阻）。

A noun that can refer to a degree of unwillingness or hesitation, or in physics, the opposition to magnetic flux (analogous to electric resistance).

不可数

1. UnwillingnessB2formal

   A feeling of hesitation or lack of enthusiasm to do something.

   不情愿

   • She showed reluctance to join the new project.
   • His reluctance to speak up was obvious during the meeting.
   • There was a general reluctance to accept the changes.

   同义词disinclinationhesitationmisgivingresistancereticenceunwillingness

   反义词eagernessenthusiasmreadinesswillingness

2. Magnetic reluctanceC2formalscientific

   A measure of the opposition that a material offers to the flow of magnetic flux, analogous to electrical resistance.

   磁阻

   • The core material has high magnetic reluctance.
   • Engineers calculate reluctance to design efficient transformers.
   • Reluctance depends on the length and cross-sectional area of the magnetic path.