常見例句

雙語例句

• Scientists recently studied the effects of mechanical thinning on two kinds of pecan trees in the southeastern United States.
  研究人員最近研究了機(jī)器脩剪對(duì)美國東南部兩種山核桃樹的影響。

原聲例句

• Scientists recently studied the effects of mechanical thinning on two kinds of pecan trees in the southeastern United States.
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