overlay
英 [??v?'le?]
美['ov?l?i]
- n. 覆蓋圖；覆蓋物
- vt. 在表面上鋪一薄層，鍍
考試真題
- During commercials, an overlay will appear at the bottom of the screen, prompting viewers to press a button to request a free sample or order a catalogue.
2016年6月六級(jí)真題（第三套）閱讀 Section C
