lengthilyadv.长地；冗长地lengthn.长度；时间长短；距离；一段；距离的测量单位length deformation长度变形length of workface工作面长度length of baseline基线长length of pendulum摆长length of register寄存器长度length of jointing接口长度length of the exam试卷篇幅length of flooding浸水长度,破舱长度length contraction长度收缩length of lifeboat救生艇总长