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“step in”的意思

单词 step in 释义 step in intervene (to help or hinder sb/sth) 干预（以帮助或阻止某人[某事物]）; 介入 If the police had not stepped in when they did there would have been serious violence. 当时若警方迟一些干预就会发生严重的暴力事件了. 　 英汉双解词典包含...