a312-20包: wrap封: close; seal胶: glue; gum包封: emvelop; encapsulate; encapsulating; envelope; envelopment; sealing; wrap封胶: potting compound; sealing compound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:包封胶，即可在微信中查询翻译
