Stiffened
n. 加强的\\nv. （使）变硬, （使）强硬( stiffen的过去式和过去分词 )
🗣️ 情景例句
Your first great-grandchild.
你的第一个曾孙。
No, I can't go to bed till she says Good night to me.
不，除非她向我道晚安，不然我睡不着。
It did not take the firefighters long to put out the fire, and they at once started to look for causes of the fire.
消防队员没花多时间就把大火扑灭了，他们马上开始调查火灾发生的原因。