on-sign 和 off-sign是什么意思

on-sign 和 off-sign是什么意思 sign on sign on sign sign sign sign sign sign off on every single documentation with legal intention 翻译? 英译中:Organization Approval / Sign Off sign in 和 sign up 的区别 Before you accept the position,you interview everyone in your group,and you get them to sign on with you,or you sign them off --- or you don’t take the position.这句话里的“sign on”和“sign 有这个用法吗? sign up 和 sign on都有签约受雇的意思? sign和 signal区别. 什么是 vCenter Single Sign On 什么是 vCenter Single Sign On Microsoft Single Sign-on Service sign=（-1）*sign是什么意思.为什么要再*sign这里,sign是指数值符号.