春花点亮了仍旧依依不舍的冬日阴霾，而燕子们的叫啾声，早已催促著微显羞涩的暖春到来。
The spring flowers lighten up everywhere to remind the unwilling-to-go winter cold to leave. And the calling of swallows brings the still-a-little-bit-shy warm spring to come.
这种稀有而昂贵的食品实际上就是由燕子搭建鸟巢时分泌出的晶状唾液制成的。
This rare and expensive food is actually made from the jellylike saliva that swifts (a type of bird) secrete as they line their nests.
我们迈着轻盈的脚步，翩翩起舞，像一对轻快地飞翔的燕子，自由而幸福。
We walked with light footsteps, dancing, like a pair of swallows flying briskly, free and happy.
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