One of the key for my"turning the corner" was to focus on just a few stocks i know like the back of

题目

One of the key for my"turning the corner" was to focus on just a few stocks i know like the back of
back of my hand and follow them with intense concentration.整句话翻译出来是什么意思.

答案

我的转折点的关键之一就是只集中精力于少数几份股票,我对这几份股票应当非常熟悉,我熟悉它们就像对我的手背一样.
focus on与with intense concentration是一个意思,都是“集中精力于”.