翻译句子这是我的新号码，请为我保密

between you and me表示保密。
This is my new phonenumber,and just between you and me.
这是我的新号码，天知地知, 你知我知。

This is my new number, please keep it under your hat

this is my new mobile no, keep secret for me, please.

This is my new number, please keep it confidential.

this is my new phone number ,please keep secret for me

This is my new phone number , please keep secret