燕子归来预示着春天的来临。
The returning of the swallows are the heralds of the spring.
昨朝燕子归来了。
延安，我把你追寻象翩翩归来的燕子，在追寻昔日的春光；
Yanan, I put you down as swift return of Swallows in locating past spring;
延安，我把你追寻象翩翩归来的燕子，在追寻昔日的春光；
Yanan, I put you down as swift return of Swallows in locating past spring;
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