身先士卒的英文：
[Literal Meaning]
in person/first/soldier
to charge at the head

[解释]
作战时将领亲自带头，冲在士兵前面。现在也用来比喻领导带头做某件事。

[Explanation]
to lead one's men in a charge; to set an example for the rank and life

[例子]
团长每次打仗的时候总是身先士卒，士兵们很受鼓舞。

[Example]
The regimental commander led the charge in every battle and the soldiers were greatly encouraged.

He didn't just command. He personally fought in several heavy battles.
他不仅仅发号施令，还身先士卒参加了几次激战。