英语语法分析

Leaves develop chlorosis; stems are short and slender, and anthocyanin discoloration occurs on stems, petioles, and lower leaf surfaces.

叶片变得萎黄，茎短而纤细，并且在茎、叶柄和叶片下表面会出现花青素变色。

Phosphorus-deficient plants are often stunted, with leaves turning a characteristic dark green, often with the accumulation of anthocyanin.

缺磷植物常发育不良，叶片呈典型的深绿色，常伴有花青素的积累。

Smith says that some species, most famously maples, produce anthocyanin during autumn as a kind of antioxidant for trees.

史密斯说，一些物种，例如最有名的枫树，在秋天会产生的一种抗氧化剂的花青素。