烧嘴混合炉头具有短焰，宽范围，非常稳定燃烧的特点。

The NOZZLE MIX burners feature short flames, wide turndown ranges and very stable combustion.

食用燕窝是金丝燕的巢纯粹的唾液分泌。

Edible bird's nest is the nest made purely of swiftlet's saliva secretion.

但随着夜幕降临，潮水退去，一群小鸟在一处浅滩落下，尽情吃喝起来，有短嘴半蹼鹬，西部鹬黑腹缋。

But as the afternoon wears on and the water retreats, a crowd of little birds arrives to feast in the shallows: short-billed dowitchers, Western sandpipers, a black-bellied plover.

北美的一种棕色的小涉水鸟（花嘴 巨） ，喙短而厚，呈浅白色，常见于淡水池塘和沼泽中。

A small, brown, North American diving bird (Podilymbus podiceps) having a short, heavy, whitish bill, found in freshwater ponds and marshes.

那是一个战斗者的嘴，也是个情入的嘴。

They were the lips of a fighter and of a lover.