mourn/mɔːn $ mɔːrn/

v. feel very sad because sb has died

v. [T; I] 哀悼；为…感到哀伤：They gathered to mourn the President. 他们聚在一起哀悼总统。

◇He is still mourning his father's death. 他仍为他父亲的去世感到哀伤。

常犯错误

✗ They mourned to the dead hero.

✓ They mourned (for或over) the dead hero. 他们哀悼牺牲的英雄。