我们的嘴巴和舌头上都有味蕾。味蕾是五种基本味道的感受器：甜、咸、酸、苦和鲜味，也就是通常所说的咸味。
Our mouths and tongues have taste buds, which are receptors for the five basic flavors: sweet, salty, sour, bitter, and umami, or what is more commonly referred to as savory.
苦的：舌头能够发现的四种基本味道之一。苦味过重是不正常的现象，但一般能被果味和甜度所平衡。
Bitter: One of the four basic flavors which can be detected by the tongue. Bitterness is a fault in excess, but is normally balanced by fruit and sweetness.
它们进化到能够识别出几种基本的味道，以便快速辨别毒素，而毒素在自然界中通常是很苦或很酸的。
They evolved to recognise only a few basic tastes in order to quickly identify toxins, which in nature are often quite bitter or acidly sour.
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