单词	rock
释义	noun | verb rockrock1 /rɑk/ ●●● S2 W2 noun Etymology ETYMOLOGYrock1 Origin: (1, 3-7) 1300-1400 Old North French roque, from Vulgar Latin rocce Collocations COLLOCATIONS► rock formations  The road was flanked by boulders and tall rock formations (=shapes made naturally from rock). 1STONE a)[uncountable] earth science stone, or a type of stone that forms part of the Earth’s surface:  Geologists study the exposed sections of rock. The road was flanked by boulders and tall rock formations (=shapes made naturally from rock). b)[countable] a piece of stone, especially a large one:  Eugene stood on a rock and called for help. A ship was driven onto the rocks during the storm.2MUSIC [uncountable] (also rock music) eng. lang. arts a type of popular modern music with a strong loud beat, played using guitars and drums:  a rock concert The station plays rock, blues, and jazz.3be on the rocks informal a relationship or business that is on the rocks is having a lot of problems and is likely to fail soon:  His third marriage was on the rocks.4scotch/vodka etc. on the rocks informal an alcoholic drink served with ice but with no water5be (stuck) between a rock and a hard place informal to have a choice between two things, both of which are bad or dangerous6as solid/steady as a rock a)very strongly built or well supported and not likely to break or fall:  The walls were still solid as a rock after 50 years. b)someone who is as solid or steady as a rock is very strong and calm in difficult situations and you can depend on him or her → see also rock-solid7JEWEL [countable usually plural] informal a diamond or other jewel[Origin: (1, 3-7) 1300–1400 Old North French roque, from Vulgar Latin rocce] noun | verb rockrock2 ●●○ S3 verb Etymology ETYMOLOGYrock2 Origin: Old English roccian Verb Table VERB TABLE rock Simple Form Present I, you, we, they rock he, she, it rocks Past I, you, he, she, it, we, they rocked Present perfect I, you, we, they have rocked he, she, it has rocked Past perfect I, you, he, she, it, we, they had rocked Future I, you, he, she, it, we, they will rock Future perfect I, you, he, she, it, we, they will have rocked Continuous Form Present I am rocking he, she, it is rocking you, we, they are rocking Past I, he, she, it was rocking you, we, they were rocking Present perfect I, you, we, they have been rocking he, she, it has been rocking Past perfect I, you, he, she, it, we, they had been rocking Future I, you, he, she, it, we, they will be rocking Future perfect I, you, he, she, it, we, they will have been rocking 1[intransitive, transitive] to move gently, leaning backward and forward or from one side to the other, or to make something do this:  The chair squeaked as I rocked back and forth. Waves from a passing freighter rocked the boat.2[transitive] to make the people in a place or organization feel very shocked or surprised, especially because they have to deal with problems or changes:  The company was rocked by massive changes in the computer business.3rock the boat informal to cause problems for other members of a group by criticizing something or trying to change the way something is done:  As long as you don’t rock the boat, nobody cares what you do.4somebody/something rocks slang said to show that you strongly approve of someone or something:  Thanks, man. You rock!5[transitive] earth science if an explosion or earthquake (=violent movement of the earth) rocks an area, it makes it shake
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