grind1/graInd; ɡraInd/v [T] past tense and past participle ground /graUnd; ɡraʊnd/1 to press and break something such as coffee beans into small pieces or powder 磨碎﹐碾碎﹐把…磨成粉: grind sth into sth Grind the rice into a powder. 把大米磨成粉。see box at见 PRESS1 方框2 to press and rub something onto a surface 挤压﹐按压: He ground his cigarette onto the floor. 他把香烟扔往地上捻熄。3 to make something such as a knife sharp by rubbing it against a rough hard surface 磨光﹐磨利4 grind your teeth to rub your upper and lower teeth together, making a noise 把牙磨得嘎嘎响5 grind to a halt if something grinds to a halt, it stops moving or making progress 停止: Traffic slowly ground to a halt. 车辆慢慢地停了下来。After two days the talks had ground to a halt. 两天后谈判中止了。grind sb down phr v to treat someone in a cruel way for such a long time that they lose all courage and hope〔长时间地〕欺压﹐压迫﹔压垮: She had been ground down by years of poverty and hardship. 她被多年的贫穷和困苦压垮了。
grind2n [singular 单数] informal something that is hard work and physically or mentally tiring【非正式】令人疲劳[厌倦]的工作﹐苦差事: It's Monday again – back to the grind. 又是星期一—又得苦干了。