a. 未栓住的, 拔去了门闩的, 未筛过的, 粗糙的
v undo the bolt ofs not firmly fastened or secured
以上参考资料就是本词典详细汇总的词语unbolted是什么意思的翻译解释，如有错漏请向我们提供反馈意见。
Casey, maybe we could unbolt the motor and then rotate the whole assembly.
凯西 也许我们能打开电机 然后把整个组件转起来
