harden up
中級 (B1) informal
To become stronger or less sensitive — in your body or your feelings.
"You'll need to harden up if you want to survive in such a competitive industry."
文脈の中で聞く
Sakana AI’s God Simulator Is Brilliant
Two Minute Papers · 6:38
Harden up, find your shape.
A Blueprint For Mastering Every Conversation - Jefferson Fisher
Chris Williamson · 129:57
for to share these kinds of things and not harden up.
Moms Competing on Chopped 💖 Food Network
Food Network · 13:49
it'll harden up and become a miracle piece of chocolate candy.