zài / lái huá / zhī qián / chén nà dé / jiù / yǐ jīng / shì / měi jūn / zhōng / chū sè / de / fēi xíng yuán

在来华之前，陈纳德就已经是美军中出色的飞行员。

Before coming to China, Chennault was already an outstanding pilot in the U.S. military.