One who carols; a singer.

歌颂者；歌唱者。

Any of several small, chiefly Old World songbirds of the family Sylviidae.

一种莺科的鸣禽。

Any of a large and varied family (Parulidae) of small American insectivorous birds, usually brilliantly colored.

美洲食虫科的鸟(小而色艳)。