private bag

例句：

1. 1. This isa private meeting between the two companies.
   这是两家公司之间的一次私密会议。
2. 2. Theprivate sector contributes significantlyto the economy.
   私营部门对经济贡献巨大。
3. 3. Private schools offer amore personalized education experience than public schools.
   私立学校提供比公立学校更个性化的教育体验。