ymchwilio

Ac wedyn rhywbeth arall, wrth gwrs, o ran atebolrwydd yw'r gallu i ymchwilio i gwynion.

And then something else, of course, in terms of accountability is the ability to investigate complaints.

B1

Fe wnaeth eich cynigion cychwynnol chi awgrymu y byddai'r comisiynydd yna yn medru sefydlu rhyw fath o weithdrefn ar gyfer ymchwilio i gwynion.

Your initial proposal suggested that the commissioner would be able to establish a procedure for the investigation of complaints.

B2

Felly, mae swyddogion safonau masnach yn defnyddio'r pwerau hynny i ymchwilio i'r rhai sy'n achosi colledion ariannol a gofid, ac i gymryd camau yn eu herbyn.

So, trading officers are using those powers to investigate and take action against those who cause financial loss and distress.

C1