兵强马壮（兵强馬壯）　

◎ 兵强马壮 bīngqiáng-mǎzhuàng

[well-trained army with strong soldiers and study horses] 兵力强大,马匹健壮。形容军队富有战斗力

俺想韩延寿那里兵强马壮,只可智取,难以力夺。——《元曲选·无名氏·昊天塔》