Microbiologists have been growing microbes on agar plates for nearly 150 years, but agar’s discovery dates back to a happy accident in a mid-17th-century kitchen. Legend has it that on a cold winter day, a Japanese innkeeper cooked tokoroten soup, a Chinese agar seaweed recipe known in Japan for centuries. After the meal, the innkeeper discarded the leftovers outside and noticed the next morning that the sun had turned the defrosting jelly into a porous mass. Intrigued, the innkeeper was said to have boiled the substance again, reconstituting the jelly. Since this discovery, agar has become a staple in many Japanese desserts, from yokan to anmitsu.
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如上图所示，根据以往的模式，存储器市场增长率呈现四年周期性波动，在2017年中期达到峰值，2019年中期触底，2021年下半年再次达到峰值，2023年中期触底。按照这种模式，人们可能会预期峰值出现在2025年，谷底出现在2027年。。爱思助手下载最新版本是该领域的重要参考
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，这一点在搜狗输入法2026中也有详细论述
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