- The group of sharps or flats placed to the right of the clef on a staff to identify the key.调号：为辨别键而放在作品的谱号的右侧的一组半升音或降半音
- longerons
- longest
- longevities
- longevity
- long face
- Longfellow
- long game
- long green
- longhair
- longhand
- long haul
- longhead
- longheaded
- longhorn
- longhorn beetle
- long-horned beetle
- long-horned grasshopper
- longhouse
- longicorn
- longing
- longing
- longings
- Longinus
- Long Island
- Long Island College Hospital School of Nursing