在战争中，正确的防守能够有效地保护国家的安全。

Zài zhànzhēng zhōng, zhèngquè de fángshǒu nénggòu yǒuxiào de bǎohù guójiā de ānquán.

In war, proper defense can effectively protect the security of the country.

这支军队在战役中展现了出色的防守能力。

Zhè zhī jūnduì zài zhànyì zhōng zhǎnxiàn le chūsè de fángshǒu nénglì.

This army demonstrated outstanding defensive capabilities in the battle.

桥梁的设计要考虑到防守自然灾害的需要。

Qiáoliáng de shèjì yào kǎolǜ dào fángshǒu zìrán zāihài de xūyào.

The design of bridges should take into account the need to defend against natural disasters.