1. Another battle was fought.
    接着，又打了一仗。

2. Though it would be a two-edged weapon when they fought each other.
    不过，当它们相互撕打时，毒液就成了利弊参半的武器，可以杀死对方，也可以被对方的毒液杀死。

3. In those days, boxers fought with bare fists for prize money.
    在那些日子里，拳击家赤手相斗，以获取奖金。

4. In those days, boxers fought with bare fists for prize money.
    在那些日子里，拳击家赤手相斗，以获取奖金。

5. In those days, boxers fought with bare fists for prize money.
    当时，拳击手们不戴手套，为争夺奖金而搏斗。