燕雀的例句（燕雀在句子中的用法）

• Finches start to moult at around twelve weeks of age. 燕雀大约在12个星期大小的时候开始换羽毛。
• Finches start to molt at around twelve weeks of age. 燕雀大约在12个星期大小的时候开始换羽毛。
• The chaffinch has three or four songs and produces them in a specific order. 苍头燕雀合唱三、四种歌,唱的时候按着一定的先后次序.
• Thorpe next set out to determine exactly when the chaffinch learns to sing. 接着,索普就开始研究苍头燕雀是在什么时候学唱歌的.