war-horse

基本解释

They had now acquired the war-horse and the war-chariot, which the Hyksos hand brought to them.
他们现在得到了战马和战车，那是希克索斯带给他们的。
This paint , I stress expressing the sky and the ground below the sanguineous set, the war -smoke closes over the sky, the war -horse is braying.
新作这幅作品，我着重表现了苍茫血色映衬下的天与地，烽烟蔽日，战马嘶鸣。
"If it comes to that, " said Aravis, "what about you drooping your head a bit more and arching your neck a bit less and trying to look less like a war-horse?
“说到这一点，”阿拉维斯说，“你要把脑袋再往下耷拉一点儿，脖子少拱起点儿，竭力装得看上去不像匹战马，好吗?。

Topham, an English fireplug who was five feet ten and weighed two hundred pounds, could bend iron pokers with his bare hands, roll pewter dishes into cannoli, and win a tug-of-war with a horse.
NEWYORKER: The Strongest Man in the World

You can refer to someone such as an old soldier or politician who is still active and aggressive as a warhorse.