chew something ↔ up phrasal verbphr v a) to damage or destroy something by tearing it into small pieces 撕坏，扯碎 Be careful if you use that video recorder. It tends to chew tapes up. 用那台录像机要当心，它时常会绞坏录像带。
b) BITEto bite something many times with your teeth so that you can make it smaller or softer and swallow it 嚼碎 The dog’s chewed up my slippers again. 狗又把我的拖鞋咬坏了。
chew up• If used on copper, they will chew it up.• She stood there watching the house and chewing herself up.• They just chewed it up and spit it out, foaming rubber at the mouth.• Franco put his in his mouth and chewed it up, he was teething at the time.
→ chew something ↔ up at chew1(PHRASAL VERB)