hardener
n. 硬化剂
例句
Something called a "hardener alloy" is made .
制出一种叫做“中间合金”的东西。
Mix base with thinner first, then add hardener.
先将主剂与稀释剂混合,再加入固化剂。
Hardener helps keep your nails clean and healthy.
硬化油能让你的指甲干净而健康。