词汇	normal to mirror plane
释义	normal to mirror plane 镜面法线
随便看	it may not frequently happen that it may not happen that it may not remain doubtful whether it may not thus come out that it may not well be that It may possibly be so It may rain It may rain before noon It may rain today It may snow It may snow,but anyhow I will go to town It may snow, but anyhow I will go to town It may supervene with infection It may take an hour to wind off all the thread It may take some sweat and tears It may unmake armies it may well be that It may well be that the train is delayed It may well be that… It may well be true It may well be worth trying to gum up the joint It may well have a nautical origin it may well may be that ITMC Itmconazole