1) have no tenable defence position; be strategically indefensible
无险可守
2) Equally valuable as a stepping-stone for offense or a strong point for defense
可攻可守
3) Hold natural advantage of defense position
凭险固守
4) To guard the strategic post securely
险要坚守
5) put up a stubborn defence by relying on one's strategic position
负险固守
6) take advantage of a natural barrier to put up a strong defence
据险固守
补充资料：凭险
1.倚仗险要，据险。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条