只要我愿意，就有隐形的翅膀，如雨燕般飞过急雨，飞向太阳。
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。
同时他们也征集有关雨燕、燕子、大黄蜂、胡蜂后和雏菊花出现的消息。
雨燕食性广，主要食物为膜翅目、双翅目如蝇、蝶、蛾等昆虫。
1·The nests in question here are produced by a variety of Swifts, specifically Cave Swifts who produce the nest by spitting a chemical compound that hardens in the air.
我们在这说的燕窝是由多种雨燕生产出来的，尤其是金丝燕在做巢时会排放一种化学混合物，使空气变冷。
2·I did not realize that as I bound the power of river, swifts and stone into the metal, I also filled the sword with sorrow and the despair of death.
我没有意识到，当我将河流、雨燕和岩石的力量注入剑时，也把对死亡的悲痛和绝望带入其中。
3·Bird's nest soup is a delicacy in Chinese cuisine. A few species of swift, the cave swifts, are renowned for building the saliva nests used to produce the unique texture of this soup.
燕窝是一种中国美食，某些品种独特的雨燕是用自己的唾液来筑巢的，这种鸟巢就用来当燕窝的原料。