你需要什么?一支牙刷一管牙膏一杯橙汁开始动手喽为了达到实验效果,首先要把牙齿仔细地刷干净,也不要忘记刷一下舌头哦!然后,品尝一下橙汁,是什么味道?发生了什么?舌头上不同的部位会识别不同的味道:舌尖是负责甜味的,两边是负责酸味和咸味的,而舌头后部是负责苦味的。刷牙会麻 What do you need? A toothbrush A tube of toothpaste A glass of orange juice Began to do myself To achieve the experimental results, we must first brush the teeth carefully and clean, do not forget to brush the tongue! Then, what is orange juice taste, and what happened Different parts of the tongue will recognize different tastes: the tip of the tongue is responsible for sweetness, sour and salty on both sides, and the back of the tongue responsible for bitterness. Will brush my teeth