一触即发 Touch and go ; Explosive ; Absolute Power ; Ready or Not

一触即发的 hair trigger ; touch-and-go ; sth. is touch and go

即发侵权 imminent infringement

立即发货 immediate delivery

一触即发的脾气 loose cannon

立即发送传真 Send fax now

一触即发的局势 touch and go affair ; touch-and-go result ; touch-and-go affair ; touch-and-go event

感邪即发 acute onset after affected

即发中子 prompt neutron