notching冲: powerful; with vim and vigou ...缺口: breach; gap; loophole冲缺口模: piercing die冲缺口压力机: notching press冲缺模: piercing die下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:冲缺口，即可在微信中查询翻译
