名词 crosspiece:

1. a horizontal beam that extends across something

2. a transverse brace

crossarmn.横木crossv.穿过；交叉；杂交；反对；勾掉；碰见；阻挠n.十字架；十字形；杂交动植物；苦难adj.交叉的；相反的；生气的；杂交的cross-autocorrelation互自相关crosslinked microsphere交联微球cross-section of rail钢轨断面cross section of target目标截面积crossing or crabbing.交叉或螃蟹式的步法。cross stitch tablecloth十字花台布cross modality matching交叉感觉匹配cross reactive idiotype交叉反应独特型cross domain projection跨域投射cross reference program交叉引用程序

1. The beam was screwed down to the cross bar.
   横梁已用螺丝柠在垮木上。
2. The cross girder center segments of the bents were field bolted.
   构架横梁的中间段在工地用螺栓连接。