一脈相承

traceable to the same stock (idiom); of a common origin (of trends, ideas etc)

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

arteries and veins / vein (on a leaf, insect wing etc)

see 脈脈|脉脉[mo4 mo4]

each other / one another / mutually / fret on the neck of a pipa 琵琶[pi2 pa5] (a fret on the soundboard is called a 品[pin3])

appearance / portrait / picture / government minister / (physics) phase / (literary) to appraise (esp. by scrutinizing physical features) / to read sb's fortune (by physiognomy, palmistry etc)

to complement one another

surname Cheng / Cheng (c. 2000 BC), third of the legendary Flame Emperors 炎帝[Yan2 di4] descended from Shennong 神農|神农[Shen2 nong2] Farmer God

to bear / to carry / to hold / to continue / to undertake / to take charge / owing to / due to / to receive