chlorosis造句

The chlorosis develops from light yellow to tan, becoming brown and finally drying to a'scorch ".
褪绿部分由淡黄色演变为黄褐色以至褐色,最终变干呈“灼伤状 ”.

Is it a lack of sulfur that causes chlorosis?
褪绿病是缺硫引起的 吗 ?

Hair and fair complexion, no pigmentation, dull complexion or chlorosis.
皮肤白皙, 无色素沉着, 肤色萎黄或晦暗.