1. long
2. (bound form) length
3. (bound form) strong point; forte
4. (bound form) to be good at
5. (literary) surplus; spare (Taiwan pr. zhàng)

1. gun
2. firearm
3. rifle
4. spear
5. thing with shape or function similar to a gun
6. to substitute for another person in a test
7. to knock
8. classifier for rifle shots

classifiers: 支, 把, 桿, 條, 枝