《旧唐书·列传·卷九十三》
王武俊勒马不动，等到回纥兵退出，趁势向前进逼，回纥的兵力阻挡不住。
武俊乘骑勒马不动，俟回纥引退，因而薄之，回纥势不能止。
Wang Wujun held his horse steady and waited until the Huihe soldiers withdrew. Then, he seized the opportunity to press forward, and the Huihe forces could not resist.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 武俊乘骑勒马不动，俟回纥引退，因而薄之，回纥势不能止。 [/INST] Wang Wujun held his horse steady and waited until the Huihe soldiers withdrew. Then, he seized the opportunity to press forward, and the Huihe forces could not resist.</s>
Explain the meaning of this Classical Chinese passage in English: 武俊乘骑勒马不动，俟回纥引退，因而薄之，回纥势不能止。
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Wang Wujun held his horse steady and waited until the Huihe soldiers withdrew. Then, he seized the opportunity to press forward, and the Huihe forces could not resist.
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