請教各位前輩：take a severe pay cut 是多少？

和一家小公司談了一段時間，最近他說：please be prepared to take a severe pay cut for the first few months.

請教各位前輩：
1． take a severe pay cut 一般是白分之多少？
2． the first few month一般是幾個月？

多謝前輩！