battle it out

fight or compete to a definite conclusion

戰(zhàn)斗到分出勝負(fù)

battle royal

(pl. battles royal)a fiercely contested fight or dispute

激戰(zhàn)；激烈爭論

battle stations

(chiefly US)the positions taken by military personnel in preparation for battle (often used as a command or signal to prepare for battle)

(主 美)戰(zhàn)斗崗位（常用作備戰(zhàn)指令或信號）

half the battle

an important step towards achieving something

成功的重要一步

he never gives in, and that's half the battle.

他從不認(rèn)輸，這就成功了一半了。