cam pin

例句：

1. 1. The dress was pinned to the hanger by a strong magnet.
   这件衣服被一个强力磁铁牢牢地固定在衣架上。
2. 2. She pinned her hair up with a few clips.
   她用几个发夹把头发扎起来。
3. 3. The car was pinned down by a fallen tree.
   汽车被倒下的树卡住了。