The blade is Valyrian steel, the handle dragonbone. Someone gave it to him.
刀刃乃瓦雷利亚钢，刀柄是龙骨。一定是有人交给他的。
权力的游戏 第1季
The blade is Valyrian steel, the handle dragonbone.
刀刃乃瓦雷利亚钢 刀柄是龙骨。
冰与火之歌：冰雨的风暴（中英对照）
Tyrion was staring at his nephew with his mismatched eyes. " Perhaps a knife, sire. To match your sword. A dagger of the same fine Valyrian steel... with a dragonbone hilt, say" ?
" 陛下，一把匕首如何？瓦雷利亚钢匕首配瓦雷利亚钢宝剑… … 龙骨柄的匕首，您怎么说？"
冰与火之歌：列王的纷争（中英对照）
" It was so long, " she said, holding her hands apart, " plain, but finely made, with a blade of Valyrian steel and a dragonbone hilt. Your brother won it from Lord Baelish at the tourney on Prince Joffrey's name day" .