vt.&；vi.（使）变硬，（使）强硬；使绷紧；使猛烈；使粘稠
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。
The fabric began to stiffen after being exposed to water.
这块布料在接触水后开始变硬。
The rules started to stiffen as the competition intensified.
随着竞争加剧，规则开始变得更严格。
His resolve to succeed stiffen after facing failure.
在面对失败后，他成功的决心变得更坚定。
She felt her neck stiffen after sitting too long.
坐得太久后，她感觉脖子变得僵硬。
The plant's stem began to stiffen as it grew taller.
随着植物长高，它的茎开始变得更坚挺。
His voice stiffen when he talked about the incident.
当他说起那件事时，他的声音变得生硬。
Her legs stiffen after the long hike through the mountains.
长时间的徒步后，她的双腿变得僵硬。
The artist's brush strokes stiffen when she was nervous.
当她紧张时，艺术家的笔触变得僵硬。
The athlete's muscles stiffen after a long day of training.
经过一天的训练后，运动员的肌肉变得僵硬。
The mood in the courtroom stiffen as the verdict was read.
当判决被宣读时，法庭的气氛变得紧张。
His expression stiffen when he heard the bad news.
听到坏消息后，他的表情变得僵硬。
The fabric will stiffen if it is ironed too much.
如果熨烫得太多，这块布料会变硬。
Her posture stiffen when the teacher entered the room.
当老师进入房间时，她的姿势变得僵直。
The ground began to stiffen as the temperature dropped.
随着气温下降，地面开始变得坚硬。
His jaw stiffen in anger when he heard the insult.
听到侮辱时，他的下巴因愤怒而变得紧绷。
The government decided to stiffen penalties for the offense.
政府决定加重对该罪行的处罚。
As the storm approached, the air seemed to stiffen.
随着风暴的临近，空气似乎在变得沉重。
The coach warned the players to not stiffen under pressure.
教练警告球员不要在压力下变得僵硬。
Her arms stiffen after hours of carrying heavy bags.
提了几个小时重物后，她的手臂变得僵硬。
The wind made the sail stiffen and catch more speed.
风让帆变得更紧，捕捉到了更多的速度。
The board will stiffen when more weight is applied.
当施加更多重量时，木板会变得更硬。
The budget has a significant shortfall.
预算有显著的缺口。
The doctor examined the fetal heart rate.
医生检查了胎儿的心率。
The library is central to our town.
图书馆是我们镇的中心。
Eating vegetables keeps you healthy and strong.
吃蔬菜让你健康和强壮。
The loud bang from the fireworks can easily startle a child.
烟花的巨大响声很容易吓到小孩。
We had a delicious meal.
我们吃了一顿美味的饭。
I spoke on his behalf during the meeting.
我在会议上代表他说话。
The school will suspend classes tomorrow.
学校明天将暂停上课。
The robot has mechanical arms.
机器人有机械手臂。
She pursued her dreams with ardor.
她以热情追求她的梦想。
The typist finished her work quickly.
这位打字员很快完成了她的工作。
She drew a circle on the paper.
她在纸上画了一个圆。
She can hardly tolerate the noise outside.
她几乎无法忍受外面的噪音。
I wake up at 7 a.m.
我早上7点醒来。
The hospital has an outpatient clinic.
医院有一个门诊诊所。
She claims to be a psychic.
她声称自己是一个通灵者。
The traffic light changed to green, giving the signal to go.
交通灯变成了绿色，发出了可以走的信号。
The water in this bottle is pure.
这瓶水是纯净的。
The parliament is discussing important issues today.
议会今天正在讨论重要问题。
The stars are often invisible during the day due to the sunlight.
星星在白天通常由于阳光而看不见。
