vi (1)哼，呻吟((of people) produce a deep sound (because of pain，unhappiness，despair，disapproval or distress))[I，I+prep (at/with)]：The patient～ed. 病人发出呻吟声。lie～ing beside the road 躺在路旁呻吟;～at sb's puns/sb's terrible jokes 对某人的双关语/可怕的笑话发出嘘声;～with pain/dismay/disappointment/agony 因痛苦/颓丧/失望/极度痛苦而呻吟;〖同〗moan;

(2) 1)发出类似呻吟的声音((of an object)make such a sound)[I，I+prep (with)]：The old log cabin～ed in the strong wind.那旧木屋在大风中发出吱吱嘎嘎的声音。2)装(堆)满(have (too) many things，esp food put on it)[I+prep (with)](fig)：(table)～with food(桌子上)摆满了食物;(shelves)～with books (书架上)塞满了书;

(3)悲叹，抱怨(moan)[I，I+adv (on)+prep (about/over)]，I+prep(about/over)，I+adv (on)](derog)：The class～ed when the teacher set the homework. 老师布置作业时班上的学生抱怨声四起。

(4)受压迫(虐待)(suffer a lot or be oppressed by sth)[I+prep (beneath/under)](fig)：～beneath injustice 受到不公正待遇;～under the load of heavy taxes在赋税重压下;(nation)～under the heavy burden/tyrant's rule(国家)背负着沉重的负担/在暴君的统治下受压迫;(roof/steps of the old house)～under the weight of snow/sb's weight (老房子的屋顶/台阶)承受着雪/某人的重压;

n(1)呻吟(声)(deep sound produced because of pain，unhappiness，etc)[C]：the～s of the wounded 受伤人的呻吟;give a～of despair/dismay 发出绝望/沮丧的呻吟声;～s of disappointment/pain 失望/痛苦的呻吟声;The sofa gave a～. 沙发嘎吱作响。There were loud～s from the boys. 男孩子们发出大声的抱怨。〖同〗 moan;

(2)令人叹息的人(物)(person or thing that makes people groan)[C，通常sing](fig)(infml)：a story/person that is a bit of a～令人有些叹息的故事/人