They constituted a near-insuperable obstacle to the besieging infantry.

它们就会形成围城步兵几乎不可逾越的障碍。

Soon Yam was liberated and Russians were besieging Ivangorod and Narva.

很快，亚姆解放，露西亚人开始围攻伊万·格罗德和纳尔瓦。

The Israeli side is playing with fire by besieging Arafat and threatening to exile him.

以方围困阿拉法特、威胁将他流放是在玩火。

And Nebuchadnezzar himself came up to the city while his officers were besieging it.

当他军兵围困城的时候、巴比伦王尼布甲尼撒就亲自来了。

He concentrated the sun's rays on the Roman ships besieging the city and burned them.

他把集中的阳光照到攻城的罗马船上，把它们焚毁。