单词	aiming circle
释义	aiming circle noun : an instrument for measuring horizontal and vertical angles and magnetic azimuths in determining gunnery data and laying guns and in artillery surveying Word History First Known Use 1916, in the meaning defined above
随便看	morbidly morbidness morbidnesses morbillies morbillis morbillivirus morbose morceau morceaux Morchella morchellaceaes morchellae morchellas morchelloid mordacious mordaciously chametz chametzes chamfer chamfer angle chamfer bit chamfer plane chamfered chamferer chamfering

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