wax seal的用法和样例：
例句
- Turning the envelope over, his hand trembling, Harry saw a purple wax seal bearing a coat of arms.
他的手颤抖着，把信封翻了个面，然后哈利看见一个紫色的蜡封，上面带有一层盾形纹章。 - Odysseus stopped his sailors' ears with wax and had himself tied to his ship's mast so he could hear the song without endangering his vessel.
奥德赛用蜡封住水手们的耳朵，而将自己捆缚在船的桅杆之上，这样他即使听到了歌声，也不会危害到自己的航船。 - He impressed his seal on the wax.
他在火漆上盖了他的私章。
