switchyard
/ˈswɪtʃjɑːd/noun
chiefly N. Amer. <主北美>
1
- the part of a railway yard taken up by points, in which trains are made up道岔区; 编组场。
2
- an enclosed area of a power system containing the switchgear（发电站里开关装置集中的）开关场。