keep tab on

v.

记录，监视；

TMC Goes Online for NOC: In a Bid to Avoid Interference of Police Officials, Keep Tab on Corruption
Parents should keep a tab on child's activities on net
Your MONEY: Credit Chex; HALIFAX KEEP DAILY TAB ON BORROWERS
CM cracks whip on errant hosps: Says govt will keep a tab on private hospitals to see if they are treating poor patients
Phone can tell drug's genuineness: 2-D bar codes can be used to keep a tab on goods in the stock
LOST MOGGIE WEBSITE GIVES OWNERS HOPE; Keep a Tab-By on Your Beloved Pet
Oversight helps Pima keep tab on bail bonds
Tiny chip ready to keep tab on cancer
Hospital to Keep Tab on Transfer of Patients
`Smart card' to keep tab on CTA's disabled