buckle
单词辨析：
指改变某物的外观、声音等使其变得怪异或模糊，也指某物发生此种变化。
His face was distorted with pain.
他痛得脸都扭曲了。
In what condition will metal distort?
在什么情况下金属会变形？
指某物因高温、压力等作用而变形。
The steel frame began to buckle under the intense heat of the fire.
钢架在烈火的高温下开始变形。
The bumper was buckled by the crash.
保险杠被撞歪了。
指在外力作用下或外在环境影响下某物的外形发生变化，造成功能或外观受损。
This kind of metal will deform under pressure.
这种金属在压力下会变形。
Wearing tight shoes for long time can deform your feet.
长时间穿过紧的鞋会使双脚变形。
指形状在温度、湿度的作用下发生改变。
The floorboards will warp in a damp environment.
地板在潮湿的环境里会变得翘曲不平。
If the door is warped, you'd better buy a new one.
如果门变形了，你最好买个新的来。
相关例句：
A freak wave had buckled the deck.
突然掀起的巨浪打弯了甲板。
He wore a belt with a large brass buckle.
他系着一条带大铜扣的腰带。
Poundage and stamp tax are deducted, buckle in your account.
手续费和印花税是扣的，在你的帐户里扣。
Unscrew fastening screw from metal clip and belt buckle.
从金属卡子和安全带带扣上拧松紧固螺钉。
This belt won't buckle.
这根腰带扣不上。
Stephen's knees began to buckle beneath him.
斯蒂芬的双膝开始下屈了。