食物链
词型变化:名词复数形式 : food cycles

food cycle的用法和样例:

例句

用作名词(n.)
  1. Plankton is at the bottom of the marine food chain.浮游生物处于海洋食物链的最底层。
  2. The food chains extend to the abyss.食物链一直延伸到深渊。
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