ground work

同根派生

英汉例句

• The church organist may improvise on a ground bass.
  教堂风琴手可能以基础低音即兴演奏。
• Indeed, we have covered a great deal of ground.
  我们的确涉及到了广泛的基础知识。
• The ground was excavated for a foundation.
  地面被挖空作为地基。
• We've got to finish the foundations before the ground freezes.
  一定要在上冻以前把地基打好。