Bemoan 哀叹,哀悼,悲叹,诉苦
来自古英语同义词 bemene,原来的拼写是 bimenen
另外 be- 是英语的一个前缀（用于动词和名词前）,表示
to surround completely; cover on all sides 比如:befog
to affect completely or excessively 比如:bedazzle
to become or cause to be 比如:befool,befriend,bemoan
to cover with 比如:bejewel
at,for,against,on,or over 比如:bewail,berate