moan
/məun; mon/ n
1
(a) [C] long low mournful sound, usu expressing regret, pain or suffering 呻吟声; 呜咽声
the moans of the wounded 受伤者的呻吟.
(b) [sing] similar sound as made by eg the wind 似呻吟的声音（如风声）.
2 [C] (infml 口) grumble or complaint 牢骚; 怨声
We had a good moan about the weather. 我们对天气著实抱怨了一番. moan, v
1
(a) [I, Ip, Tn]
utter moans or say (sth) with moans 呻吟; 呻吟著说（某事）
He was moaning (away) all night long. 他整夜不断呻吟.
`Where's the doctor?' he moaned. ｀医生在哪儿啊?＇他呻吟著问.
(b) [I, Ipr] make a moaning sound 发出呻吟的声音
The wind was moaning through the trees. 风穿林木声萧萧.
2 [I, Ipr, Ip]
~ (about sth) (infml 口) grumble or complain 抱怨; 发牢骚
moaning and groaning (away) 怨声不已
He's always moaning (on) about how poor he is. 他总是抱怨穷.