abaxial是什么意思 abaxial的读音、翻译、用法

'abaxial'是英语单词，意为“背向轴的，非轴向的”。在植物学中，该词常用来形容叶片、花瓣等植物器官的背面或非靠近中心轴的位置。

以下是9个含有'abaxial'的例句：

1. The abaxial surface of the leaf is covered with tiny hairs.

这片叶子的背面有许多微小的毛发。

2. The abaxial surface of the petal has a lighter color than the adaxial surface.

花瓣的背面颜色比正面浅。

3. The abaxial veins of the leaf are more prominent than the adaxial veins.

叶子的背面叶脉比正面更明显。

4. The abaxial spines of the cactus protect it from herbivores.

仙人掌的背面刺能保护它免受食草动物的伤害。

5. The abaxial side of the fern frond is covered with spores.

蕨类植物的叶片背面有许多孢子。

6. The abaxial lamina of the leaf is flat and smooth.

叶子的背部叶片平坦光滑。

7. The abaxial sheath of the grass blade is often longer than the adaxial sheath.

草叶的背面护套往往比正面护套更长。

8. The abaxial surface of the apple leaf is prone to mildew infection.

苹果叶子的背面容易感染霉菌。

9. The abaxial tissues of the leaf are responsible for gas exchange.

叶子的背面组织负责气体交换。