树莓派使用opencv时:ImportError:numpy.core.multiarray failed to import
报错信息如下Akaset@raspberrypi:~$python3Python3.9.2(default,Mar122021,04:06:34)[GCC10.2.120210110]onlinuxType"help","copyright","credits"or"license"formoreinformation.>>>importcv2RuntimeError:modulecompiled