He's not even very good with theoretical physics. After a brief conversation about centres of gravity, he admits that he failed his O-level in the subject.

他甚至并不擅长理论物理。简单地谈了重力中心问题之后，他承认，自己的这门课没有达到O级。

youdao

I failed to have an in-depth conversation with foreigners.

我不能深入与外国人交流。

youdao

The department's duty manager on 23 September, failed to ensure the conversation was logged on Kingston Council's computer system.

BBC: London

Apparently that person failed to factor Batman into the equation and the subsequent conversation between them is both revealing and saddening.

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