Chapter.11

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练习内容

[{"word":"refer","pronun":"\/r\u026a\u02c8f\u025c:(r)\/","translation":"vi.\u63d0\u5230;\u53c2\u8003;\u67e5\u9605 vt.\u67e5\u8be2"},{"word":"system","pronun":"\/\u02c8s\u026ast\u0259m\/","translation"