Solid hull construction of basswood, planked over topsides, built-up bulwarks and laid deck planking.

由椴木建造的坚实的船体上覆盖木板，镂空的舷板。

Law and morality are the bulwark of society.

法律道德是社会的御工具。

That country is a bulwark of freedom.

那个国家是自由的垒。

Our people’s support is a bulwark against the enemy.

人民的支持是御敌的大力量。