n an intermediate platform in a staircase
n structure providing a place where boats can land people or goods
n the act of coming down to the earth (or other surface)
n the act of coming to land after a voyage
v reach or come to rest
v cause to come to the ground
v bring into a different state
v bring ashore
v deliver (a blow)
v arrive on shore
v shoot at and force to come down
n. 出煤量；上市量（landing的复数）