下列哪个单词表示to break down naturally through the action of biological agents？
举一反三
- The lift ______ , so we had to walk up the stairs. A: break down B: break up C: break out D: break through
- 五年级u7单词表单词
- 中国大学MOOC: 7. Plastic packaging with additives can break down into microscopic particles through normal environmental processes.
- 下列哪个单词表示“数据”?
- We were originally ordered to ________ the enemy lines before sundown. But the planwas suddenly _______. A: break through, called off B: get through, cancelled off C: get across, dropped down D: slip through, called off