chūn tiān / dào lái / hòu / xǔ duō / niǎo ér / kāi shǐ / qiú ǒu / shù lín / lǐ / chōng mǎn / le / wǎn zhuǎn / de / míng jiào shēng

春天到来后，许多鸟儿开始求偶，树林里充满了婉转的鸣叫声。

After spring arrives, many birds begin seeking mates, filling the woods with melodious calls.