英语每日一句：他不顾周围人的担心，夜以继日地工作。

He managed to burn the candle at both ends, despite the concern of those close to him.

他不顾周围人的担心，夜以继日地工作。

语言点：concern
n. 关系；关心；关心的事
vt. 涉及，关系到；使担心

at both ends
两端