火力的英文：
fire
firepower

参考例句：

The leading companies recoiled from the murderous crossfire from the pillboxes.
先头部队受到掩体中交叉火力的攻击而撤退。

To attack (an enemy) with heavy firepower;strafe or bombard.
轰炸（敌军）用猛烈的火力、轰炸或炮击进攻（敌人）。

A coal-fired power-station
燃煤火力发电站

Murderous machine-gun fire
杀伤力极大的机枪火力

The enemy were mowed down with machinegun fire.
敌人被机枪的火力扫倒。

Concentrate fire
集中火力(射击)

The artillery has more firepower than the infantry
炮兵火力比步兵大。

Our experiment has answered.
我们的士兵报以猛烈的火力。

This fuel cannot support a blaze long.
这种燃料火力不持久。

We attacked our enemy with heavy firepower and bombard.
我们使用猛烈的火力炮击敌军。

fire是什么意思：
n. 火；炉火；火灾；热情；激情；磨难；炮火
v. 点燃；烧制；烘制；激励；充满激情；解雇；着火；开枪

The fire raged.
大火熊熊燃烧。

They fired at the robbers.
他们向强盗开枪。

The house was on fire.
房子起火了！

paid fire brigade= professional fire brigade
支取薪金的消防队

Fires beaconed the darkness.
火光驱散了黑暗。

firepower是什么意思：
n. 火力

We attacked our enemy with heavy firepower and bombard.
我们使用猛烈的火力炮击敌军。

To cut or destroy(a line of communication)by firepower so as to halt an enemy's advance.
阻断，封锁以火力切断或毁坏(交通线)以阻止敌人前进

Tactics featuring intensive firepower to counter human-wave tactics
火海战术

One of a class of fast warships of medium tonnage with a long cruising radius and less armor and firepower than a battleship.
巡洋舰一种中等吨位的快速战舰，有很长的巡航半径，但比战列舰装甲少，火力小