rarebitn.欧洲种的兔子;家兔
rareadj.罕见的;珍贵的;煎得嫩的
rare and endemic fishes珍稀特有鱼类
rare earth - Al alloy稀土铝合金
rare earth coordinating稀土配位
rare-earth co-doped稀土共掺杂
rare earth luminescence稀土发光
rare book straightening古籍整理
Rare books digitization古籍数字化
rare gases in meteorite陨石中的稀有气体
rare earth Mo alloy rods稀土钼棒
rare earth semiconductor稀土半导体