封山的英文：
seal a moutain pass
n. 海豹；图案，印章；封印；保证，誓约；标志，象征
v. 保证；密封；确定；盖章；密封
- A stamp or seal meant to be impressed.
图章用来盖戳的图章或印章 - The experience seals their friendship.
这一经历确定了他们的友谊。 - Sealing is prohibited in many countries.
许多国家禁止捕海豹。
v. 通过；传递；及格；经过
n. 穿过，经过；通行证，护照，入场证
- This coin will not pass.
这钱币不通用。 - pass a messenger
传递引绳 - The evening passed as evenings mostly pass at Italian theatres
那一声过得很平淡，象意大利戏院里的大多数夜晚一样