词汇	definitive nucleus
释义	definitive nucleus 胚乳原核
随便看	center-line lane centerline lighting center-line marking center-line method center-line of an aerofoil center line of berth center line of bit center line of blade profile Center line of blade profile center line of boat center line of bolt hole center line of carriageway center line of crop rows center line of flow path center line of fluid flow Center Line of Hinges center line of journal center line of last bottom center line of main channel center line of mine-swept route centerline of occupant centerline of own ship center line of road centerline of rotary kiln center line of shafting