Mordant A reagent, such as tannic acid, that fixes dyes to cells, tissues, or textiles or other materials.

一种可以将染色固定到细胞、组织或纺织品及其它材料上的试剂，如鞣酸。

youdao

With metal salts and organic acids as mordant, the dyeing properties of madder fabric dyed with sorghum red, a natural dye, were studied using pre-mordant and post-mordant methods.

分别以金属盐和有机酸为媒染剂，研究了天然染料高粱红对亚麻织物的预媒、后媒法染色性能。

youdao

A wicked, mordant sense of humour has come to the fore in Blur's world.

布勒的世界里已出现了一种恶意、刻薄的幽默感。

《柯林斯英汉双解大词典》

A solution called a mordant is used in the dying process.

VOA: special.2010.08.02

A mordant helps fix the dye to the material.

VOA: special.2010.08.02

Some insiders call Raikes' division the dead cash cow, a mordant joke for a guy who grew up around cattle.

FORBES: The Humbler One

Linklater has made a smart movie, with a mordant satirical edge, but he almost falls victim to his own sense of authenticity.

NEWYORKER: Funny and Funnier

Now he can play tour guide--a mordant commentator who wants us to know he finds this ritual, like so many other campaign rituals, faintly ridiculous.

CNN: Bradley's twilight cruise