mourn

动词 mourn:

1. feel sadness
2. observe the customs of mourning after the death of a loved one

1. People wore crapes to mourn our leader.
   人们戴着黑纱哀悼我们的领导。
2. The old woman still mourns for her son.
   这位老太太还在为儿子的死伤心。

mourn

v.（动词）
mourned,mourn.ing,mourns
v.intr.（不及物动词）
To feel or express grief or sorrow.See Synonyms at grieve
悲痛：感到或表示悲伤或悲痛参见 grieve
To show grief for a death by conventional signs, as by wearing black clothes.
服丧：对死者表示哀悼而戴上传统标记，如别一块黑布等
To make a low, indistinct, mournful sound. Used especially of a dove.
咕哝：发出低低的、不清晰的、痛苦的声音，尤指野鸽子咕咕低鸣
v.tr.（及物动词）
To feel or express deep regret for:
感到或表示深深的遗憾：
例句：
mourned the wasted years.
懊悔虚度的年华

To grieve over (someone who has died).
哀悼：对死者表示哀悼
To utter sorrowfully.
悲哀地说

来源：
Middle English mournen
中古英语 mournen
from Old English murnan * see (s)mer-
源自 古英语 murnan *参见 (s)mer-

【引伸】
mourn.er
n.（名词）
mourn.ingly
adv.（副词）