group advance send组: group超前: speed-up; outstrip; lead; le ...发送: transmit by radio; transmiss ...成组超前发送: grouadvance send超前发展: development ahead of time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:组超前发送,即可在微信中查询翻译