pneumatic dispatch气动: pneumatic递送: send; deliver气动递送 气力输送法: pneumaticdispatch递送: send; deliver 递送公文 deliver a document; send official documents; 递送情报 send out information; pass on information自动递钢: automatic catching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:气动递送，即可在微信中查询翻译
