Stiffens
v. （使）变硬, （使）强硬( stiffen的第三人称单数 )
🗣️ 情景例句
I found it.
我发现了它。
Please make yourself at home.
请别客气。
'I'll tell you where to get off.' answered the conductor.
“我来告诉您在哪儿下车，”售票员回答说。