It was a sour gel with a clear oil on top.

它就是——一堆酸酸的凝胶物上顶着一汪油。

youdao

You load them into the top of a gel and a gel is - in this case it's synthetic polymer gel but it looks very much like Jell-O.

你把它安置在一段凝胶上,凝胶是--,这种合成凝胶聚合物看上去很像吉露果冻

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So far it has had the desired effect in galvanising some of the world's top players who had previously failed to gel.

BBC: How Capello has lifted England