词汇	正角斜齿轮
释义	正角斜齿轮 mitre-wheels
随便看	be a fool for one's pains be a fool to be a fool to oneself be a fool to sth be a fool to… be a foregone conclusion beaforming be afflicted with be afflicted with a conscience be afflicted with a disease be afflicted with a severe drought be afflicted with bad eyesight beafflicted with gout be afraid be afraid doing be afraid for be afraid for himself be afraid of Be afraid of being alone be afraid of dogs be afraid of doing sth be afraid of hidden dangers be afraid of incriminating others be afraid of one's own shadow Be afraid! Sparta will burn to the ground