1. 弧分：minute gun 分炮 | minute of arc 弧分 | minute of the equator 赤道上每分的距离

2. 壶分：弧度radian | 壶分minute of arc | 护环retaining ring

3. 角分：minute 分[钟] | minute of arc 角分 | mobility 迁移率

noun

1. a unit of angular distance equal to a 60th of a degree

    Synonym: minutearcminute