verb · the process in physics where a particle and its antiparticle collide and are converted into energy

正电子与电子相遇时会发生湮没过程。

verb · to fade into obscurity or be forgotten over time

许多珍贵的历史文献已在战火中湮没。

verb · to bury or submerge something physically, often under water or debris

洪水瞬间湮没了附近的村庄。