The noun 攻势 (gōngshì) means "offensive" or "assault," referring to an aggressive campaign or attack. It combines 攻 (to attack) and 势 (momentum/force). It is used in both military and figurative contexts, such as a marketing offensive or a team's attacking momentum.
对方在上半场发起了猛烈的攻势。
duìfāng zài shàng bànchǎng fāqǐ le měngliè de gōngshì.
The opposing side launched a fierce offensive in the first half.
这家公司在海外市场展开了强大的营销攻势。
zhè jiā gōngsī zài hǎiwài shìchǎng zhǎnkāi le qiángdà de yíngxiāo gōngshì.
This company launched a powerful marketing offensive in overseas markets.
面对敌人的攻势,守军毫不退缩。
miànduì dírén de gōngshì, shǒujūn háo bù tuìsuō.
Facing the enemy's offensive, the defenders did not retreat at all.