A swiftlet nest is made of a goo th

A swiftlet nest is made of a goo that comes from the bird’s mouth. That’s right, the swiftlet spits out its nest! The goo comes out looking like long, wet noodles. The bird takes about a month to weave this sticky stuff into a cup-shaped nest. Soon, the goo dries out and becomes strong and sturdy.

結果 (繁體中文) 1:

一個燕窩被提出，來自於鳥的嘴咕。這是正確的，金絲燕吐出它的窩！咕出來看起來像長，濕麵條。這隻鳥大約需要一個月的時間編織這個黏糊糊的東西成杯狀巢。不久，咕變幹而強大和堅固。