墊檔

to fill a blank space / to fill a slot (in a newspaper column, a TV program etc)

pad / cushion / mat / to pad out / to fill a gap / to pay for sb / to advance (money)

(Tw) variant of 擋|挡[dang3], gear

official records / grade (of goods) / file / records / shelves / slot / gap / crosspiece / classifier for crosspieces / classifier for events, affairs etc / Taiwan pr. [dang3]