sighten

动词 v.

英文释义

动词 v.
  1. To add a fugitive colour to (a paste), to enable the printer to determine whether the figures are well-printed or not. transitive
    — The iron liquor should be sightened with logwood.

词形变化

sightens present,singular,third-person sightening participle,present sightened participle,past sightened past

词源

From sight + -en.
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