?firstblood是一個(gè)英文單詞，意思是“第一滴血”。它可以用作名詞，也可以用作動(dòng)詞。

用法：

名詞：指的是在戰(zhàn)斗或比賽中，第一次流出的血液。

動(dòng)詞：指的是在戰(zhàn)斗或比賽中，第一次使對(duì)方受傷或流血。

例句1-5句且中英對(duì)照：

1. The firstblood in the battle was shed by the enemy. (在戰(zhàn)斗中，第一滴血是敵人流出的。)

2. He drew firstblood in the boxing match with a powerful punch. (他用一記有力的拳頭打出了拳擊比賽中的第一滴血。)

3. The team scored firstblood in the game with a quick goal. (這支球隊(duì)通過快速進(jìn)球在比賽中取得了先機(jī)。)

4. The athlete's firstblood was a minor cut on his hand during the marathon race. (這位運(yùn)動(dòng)員在馬拉松比賽中手上被割傷，這是他的第一滴血。)

5. The detective was determined to draw firstblood and solve the case before anyone else did. (這位偵探?jīng)Q心要先下手為強(qiáng)，在其他人之前這個(gè)案件。)

同義詞及用法：

1. First wound：指的也是戰(zhàn)斗或比賽中造成的第一個(gè)傷口。

例句：He received his first wound in the battle, but he kept fighting. (他在戰(zhàn)斗中受了第一次傷，但他繼續(xù)戰(zhàn)斗。)

2. Initial injury：指的是最初的傷害。

例句：The initial injury was just a scratch, but it got worse over time. (最初的傷害只是一道擦傷，但隨著時(shí)間推移變得更嚴(yán)重。)

3. Opening blow：指的是在戰(zhàn)斗或比賽中給對(duì)方的第一次打擊。

例句：The opening blow was delivered by the champion, stunning his opponent. (冠給對(duì)手以第一次打擊，讓他震驚。)

4. First strike：指的也是在戰(zhàn)斗或比賽中給對(duì)方的第一個(gè)攻擊。

例句：The first strike was made by the attacker, taking his opponent by surprise. (攻擊者發(fā)起了第一次攻擊，讓對(duì)手措手不及。)

5. Primary wound：指的是主要或最重要的傷口。

例句：The primary wound was on his leg, causing him to limp during the race. (主要傷口在他的腿上，在比賽中導(dǎo)致他跛行。)