ADJ
用铰链连接的
Something that is hinged is joined to another thing, or joined together, by means of a hinge.
例句
The mirror was hinged to a surrounding frame...
用铰链把镜子和外框连接在一起。
The hinged seat lifts up to reveal a useful storage space.
把用铰链连接的座位抬起来后，就会发现下面有一个实用的储物空间。