bulwark
n
1 wall, esp of earth, built as a defence 壁垒(尤指用泥土堆砌者); 防御工事.
2 (fig 比喻) person or thing that supports, defends or protects 支持, 防御或保护的人或事物
Democracy is a bulwark of freedom. 民主是自由的保障.
3 (usu pl 通常作复数) ship's side above the level of the deck 舷墙(甲板线以上的船侧).
🗣️ 情景例句
I work part time in the summer to pay for my tuition.
我夏天做兼职来支付学费。
Think with the wise, but talk with the vulgar.
同智者一起考虑,与俗人一起交谈。
Those planning a trip to remote areas, or intending to live in countries where drinking water is not readily available, should know about the various possible methods for making water safe.