栓在牢固的物体上，比如信号杆(没有天线)，围墙，套索桩，树或者挂车。

Tie to secure objects such as a telephone pole (without a supporting "guy" wire), wall, hitching post, tree, or a trailer that is secured by attachment to a vehicle.

youdao

化学锚栓，地脚螺栓，丝杆，膨胀螺丝。各类垫片以及冲压件，轴承，车加工件，液压总成，连接件。

Various kinds of washers, stamping parts, bearings, machine processing parts, hydraulic pressure assemblies and connecting fittings.

youdao

化学锚栓，地脚螺栓，丝杆，膨胀螺丝。各类垫片以及冲压件，轴承，车加工件，液压总成，连接件。

Various kinds of washers, stamping parts, bearings, machine processing parts, hydraulic pressure assemblies and connecting fittings.

youdao