sour gum

同根派生

英汉例句

• The sweet gum, sour gum, and some Australian eucalyptus trees are gum trees.
  甜膠樹、酸膠樹和一些澳大利亞的尤加利樹都是産樹膠的樹。
• The milk has curdled and become sour.
  牛嬭凝結變酸了。
• Many people like to chew mint gum in the summer.
  許多人喜歡在夏天嚼薄荷口香糖。
• Sour grapes are made into raisins or wine.
  酸葡萄就做成葡萄乾或葡萄酒。
• These apples are not ripe; they are sour.
  這些蘋果不熟，是酸的。