Collins Chinese Dictionary Plus (3rd edition), 2011:
groan [grəun]
I n
[c]
(of pain) 呻吟 shēnyín [阵 zhèn]
(of unhappiness) 哼声(聲) hēngshēng [声 shēng]
(of disappointment, disapproval) 嘘(噓)声(聲) xūshēng
(of unhappiness) 哼声(聲) hēngshēng [声 shēng]
(of disappointment, disapproval) 嘘(噓)声(聲) xūshēng
II vi
1 (in pain) 呻吟 shēnyín
(with disapproval) 嘟囔 dūnang
(with disapproval) 嘟囔 dūnang
2
[tree, floorboard] 发(發)出嘎吱声(聲) fāchū gāzhīshēng
III vt
▶ "not again!"he groaned "够(夠)了!"他抱怨道 "gòu le!"tā bàoyuàn dào