1)naked T Tauri star,显露金牛 T 型星2)naked T Tauri star,显露金牛T型星3)T Tauri stars,T Tauri型星4)T Tauri star,金牛T型星5)weak-line T Tauri star,弱线金牛T型星6)classical T Tauri star,经典金牛 T 型星7)weak-line T Tauri star,弱线金牛 T 型星8)Late-type stars,晚型星9)early-type galaxies,早型星系10)late-type galaxies,晚型星系