pretan

预鞣

词形变化

pretanned pretanning pretans 三单 pretans pretanning 现在分词 pretanned 过去式 pretanned 过去分词

释义与例句

v.
  1. 1.

    To tan lightly or partially, in preparation for full tanning.

    及物

    Aluminium salts may be used for pretanning.

词源

From pre- + tan.

来源：wiktionary