Stud finder
01
寻柱器, 立柱探测器
a handheld device that utilizes electronic or magnetic sensors to detect the presence and location of wooden or metal studs hidden behind drywall or other wall materials
例子
He used a stud finder to make sure he drilled into the wall's studs when hanging the picture frame.
他使用寻柱器来确保在挂画框时钻入墙的立柱。
Before mounting the TV, she grabbed the stud finder to locate the studs behind the drywall.
在安装电视之前，她拿起寻柱器来定位干墙后面的柱子。
