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同义词： rocky bouldery stony
以上来源于: WordNet
N-COUNT A boulder is a large rounded rock. 圆形巨石
It is thought that the train hit a boulder that had fallen down a cliff on to the track.
人们认为这列火车撞到了从悬崖滚到铁轨上的大圆石。
Prow and bouldered sea slugged it out all night, a clattering succession of growlers and bergy bits nudged aside, slowly but surely.
船整夜都在浮冰中航行，船侧发出接连的咔哒声，缓慢而清晰。
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