early sign早期标志
earlyadv.早adj.早
Early differentiation antigens早期分化抗原
early in the twentieth century20世纪初期
early anti-cracking property早期抗裂性
Early Spring Greeting from NYC纽约的早春问候
early iron-deficiency anemia铁缺乏症早期
Early maturity tobacco variety早熟品种
early warning detection system预警探测系统
Early Precambrian stratigraphy进展