您要查找的是不是：
- 背板backboard
- 背的neural
- 剑鱼dorado
- 把这些单词背熟。Learn these words off by heart.
- 背靠back on
- 口蜜腹剑honey-mouthed and dagger-hearted
- 背痛backache
- 他用新剑来击剑。He fenced with his new sword.
- 背胶application of gum
- 剑鞘sheath
- 背投back projection
- 剑突ensisternum
- 背斜anticline
- 我们听到剑当地一声相击。We heard the clash of swords.
- 背对back to
- 我拿着剑向他猛然刺去。I thrust at him with my sword.
- 背上back
- 剑指point sword at
- 断背brokeback
- 剑杆织机rapier loom
