Engine and transmission bolted together to form a power unit .
发动机和变速器用螺栓连接在一起形成一个动力单元。
He bolted down his breakfast .
他匆匆忙忙地吃了早餐。
This month has seen a series of high-profile defections : football players absconding at an away match in tanzania ; medical workers seeking refuge in sudan ; naval ratings escaping to yemen . Even a senior government propagandist has bolted .
