祭祀的方法是，把杨树枝插在门户上方，在盛有豆粥的碗里插上一双筷子，或者直接将酒肉放在门前。

Ritual is to the top of the poplar twig inserted in the portal, in a bowl filled with Beans Congee plug in a pair of chopsticks, or directly on the front of the wine and meat.

youdao

If I had a beaker sitting on the table here and it contained a million blue double stranded DNA molecules and a million red double stranded DNA molecules and I heated it up and added a little base, I'd soon have four million individual strands just floating around in the solution because I've broken up this hydrogen bonding and the DNA molecules fall apart.

假如我这里有一个烧杯 里面,盛有一百万条蓝色DNA双链和,一百万条红色DNA双链,然后我稍微加热一下烧杯,并且加一些碱,很快我就有了四百万条DNA单链,漂浮在溶液里,因为我已经使得氢键断裂,DNA双链也随之打开

耶鲁公开课 - 生物医学工程探索课程节选