at the base

• It stood, not distant, but unseen, almost at the base of the hill upon whose crest he waited .
  它站住了，离开他并不远，可就是他看不见，因为他站在小山顶上等待着，它呢，几乎就在这小山山脚下。
• For conifers which do not form an abscission layer at the base of the cone, shakers have been partially or completely unsuccessful .
  对于球果基部不能形成脱离层的针叶树，摇树机的作用不大，或者完全不起作用。
• Other control measurements are normally made across the joints or at the base of the principal cantilever to determine the eventual separation movements .
  通常沿着各条接缝或主悬臂梁的基底作其它控制测量，以确定最后的分离运动。
• The coccyx is a small bone at the base of the spine
  尾骨是脊骨底部的一块小骨。
• They ' ii assume at the base camp that we are in trouble
  他们就会假定我们遇难了
• They ' ii assume at the base camp that we are in trouble
  他们就会假定我们遇难了
• At the base a bull s head symbolising the cattle industry
  下方的牛头代表畜牧业。
• Is 5mm thick at the base and 3mm thick at the tip
  在根部厚5mm ，在剑尖厚3mm 。
• Families are at the base of a socio - economic pyramid
  家庭是社会经济金字塔的基础。
• Twice in the chest , and once at the base of the skull
  他被开了3枪,两枪在胸部,一枪在头颅