The cold wind made his muscles stiffen as he walked.
寒风让他的肌肉在行走时僵硬。
She could feel her back stiffen as she stood up.
她感到她的背部在站起来时僵直。
His attitude began to stiffen during the heated discussion.
在激烈的讨论中，他的态度开始变得强硬。
The tension in the room caused everyone to stiffen.
房间里的紧张气氛让每个人都变得紧绷。
Her fingers stiffen in the cold, making it hard to move.
她的手指在寒冷中变得僵硬，难以移动。
The dog's body stiffen when it sensed danger approaching.
当狗察觉到危险靠近时，它的身体变得僵直。
He tried to relax, but his shoulders began to stiffen.
他试图放松，但他的肩膀开始变得僵硬。
The atmosphere in the office stiffen after the announcement.
宣布之后，办公室的气氛变得紧张。
Her face stiffen with shock at the news.
听到消息后，她的脸因震惊而变得僵硬。
The soldiers' resolve seemed to stiffen as the battle continued.
随着战斗的进行，士兵们的决心似乎在变得更坚定。
stiffen one's resolve 坚定某人的决心
stiffen with fear 因恐惧而变得僵硬
stiffen the spine 使脊椎变得僵硬，形容增强勇气
stiffen against opposition 对抗反对意见变得强硬
stiffen the regulations 加强法规
第三人称单数: stiffens;
过去式: stiffened;
过去分词: stiffened;
现在分词: stiffening;
