sighten

词形变化

sightened sightening sightens 三单 sightens sightening 现在分词 sightened 过去式 sightened 过去分词

释义与例句

v.
  1. 1.

    To add a fugitive colour to (a paste), to enable the printer to determine whether the figures are well-printed or not.

    及物

词源

From sight + -en.

来源：wiktionary