基本解釋

• [機(jī)械工程]履帶式開土機(jī)

英漢例句

雙語例句

• The jaws of the bucket opened; the bulldozer retreated on its caterpillar treads and almost flipped over as it was suddenly lightened of its load.
  鏟車上下頜張開，踩著履帶后退。它是如此輕快的后退著好像突然卸去了重負(fù)。

• caterpillar bulldozer更多例句

專業(yè)釋義

機(jī)械工程

• 履帶式開土機(jī)