These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

后生韧皮部和木质部发育成熟过程中，这些细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（细胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木部育成熟过程中，这些体积逐渐增大，并液，育成为大型薄壁（芦荟素），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发熟过程中，这些胞积逐渐增大，并液泡化，发大型薄壁胞（芦荟素胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部发育成熟过程中，这些细胞渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生和木质发育成熟过程中，这些细胞体积逐渐增大，并液泡化，发育成为大型薄壁细胞（芦荟素细胞），位于筛管外侧。

These cells began to devise, then developed into aloin cells through enlargement of volume and vacuolization with the differentiation of metaphloem and metaxylem.

在后生韧皮部和木质部熟过程中，这些细胞体积逐渐增大，并液泡化，为大型薄壁细胞（芦荟素细胞），位于筛管外侧。