Before agar, microbiologists had experimented with other foodstuffs as microbial media. They turned to substances rich in the starches, proteins, sugars, fats, and minerals that organisms need for growth, testing with broths, bread, potatoes, polenta, egg whites, coagulated blood serums, and gelatine. However, none worked particularly well: all were easily broken down by heat and microbial enzymes, and their surface, once colonized, became mushy and unsuitable for isolating microbes.
Conservator Jonathan Carr said the Thetford find was made "from extremely thin sheets of metal which have become extremely brittle after 2,000 years in the ground".
，这一点在safew官方版本下载中也有详细论述
const fastTransform = new TransformStream({
// console.log(nextGreaterElements([1,2,1])); // [2,-1,2]（循环场景）