Hanapin
Piliin ang wika ng diksyunaryo
to know one's stuff
01
to be very knowledgeable about or skillful in a particular field of work
idyoma
di-pormal
Mga Halimbawa
You can tell the new mechanic really knows his stuff.
Hanapin
Piliin ang wika ng diksyunaryo
to be very knowledgeable about or skillful in a particular field of work