根深叶茂

deep roots and vigorous foliage (idiom) / (fig.) well established and growing strongly

root / basis / classifier for long slender objects, e.g. cigarettes, guitar strings / CL:條|条[tiao2] / radical (chemistry)

old variant of 深[shen1]

deep / depth / deeply / (of a color) dark / deep / rich

deep (lit. and fig.)

to be in harmony

leaf / page / lobe / (historical) period / classifier for small boats / a surname

luxuriant / (chemistry) cyclopentadiene