bird nest

名词 bird nest:

1. nest where birds lay their eggs and hatch their young
   同义词：bird's nest, birdnest

动词 bird nest:

1. gather birdnests
   同义词：birdnest, bird-nest

1. The cuckoo lays its eggs in other birds' nests.
   杜鹃在别的鸟巢中产卵。