例句：
The area has a wealth of bird life.
這個(gè)地區(qū)棲息著大量的鳥(niǎo)。
The bird had escaped from captivity.
那只鳥(niǎo)已經(jīng)逃離樊籠。
The bird disappeared into the scrub.
鳥(niǎo)消失在矮樹(shù)叢中。
The bird flapped its wings furiously.
那只鳥(niǎo)使勁地拍打著翅膀。
There was a bird perched on the roof.
有一只鳥(niǎo)落在屋頂上。
A bird had pecked a hole in the sack.
一只鳥(niǎo)把袋子啄了個(gè)洞。