coniferous trees

同根派生

英汉例句

• From the leaf anatomic stucture, the ability of controlling water transpiration in conifer trees species withdeveloping cutin layer and deep stomia was stronger than in broadleaf.
  从叶片解剖构造的主要特点看，针叶树种的角质层发达，气孔下陷，控制水分散失的能力强于阔叶树种。