我国向联合国教科文组织提交的列入人类非物质文化遗产代表作名录的申请项目，从早期重视对濒危非遗项目的抢救保护，逐渐转向对于具有人类创造性、认同性、可持续发展且存活良好的传统文化项目的关注。项目本身的体量也在不断扩展，从“单个技艺”（昆曲、古琴艺术、木拱桥传统营造技艺、雕版印刷技艺等）向内涵丰富的综合性项目（二十四节气、传统制茶技艺及其相关习俗等）转化。这一变化，反映出我国非遗保护工作取得的巨大成就。
"For a long time, roboticists have used DC [direct current] motors to make robots move," says Mike Tolley at the University of California San Diego.
，这一点在搜狗输入法下载中也有详细论述
No custom ReadableStream class with hidden internal state. A readable stream is just an AsyncIterable. You consume it with for await...of. No readers to acquire, no locks to manage.
Credit: Paramount