基本解釋

• [機(jī)械工程]履帶式開(kāi)土機(jī)

英漢例句

雙語(yǔ)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(chē)上下頜張開(kāi)，踩著履帶後退。它是如此輕快的後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(kāi)土機(jī)