这位拳击手巧妙地运用了绳角战术，让对手在无谓的攻击中耗尽体力。

The boxer cleverly used the ___rope-a-dope strategy to wear out his opponent with futile attacks.

拳击手假装体力不支，使用'绳圈战术'引诱对手进攻。

The boxer pretended to be exhausted, using the ___rope-a-dope strategy to lure his opponent in.