Traxcavator was a namebrand of the Trackson Company of Milwaukee, Wisconsin. The word "Traxcavator" came from combining "tractor" and "excavator".
（美）履带式挖掘机
caterpillar excavator
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。