I don "t know the answer, but let me ask Mr." Chen to comment on that.

我不知道答案，让我问一下陈先生看他有什么看法。

youdao

DEREK JONES: I don "t know the answer to that one."

德里克·琼斯：这个我不知道。

youdao

DEREK JONES: I don "t know the answer to that one."

德里克·琼斯：这个我不知道。

youdao