親如手足

as close as brothers (idiom); deep friendship

parent / one's own (flesh and blood) / relative / related / marriage / bride / close / intimate / in person / first-hand / in favor of / pro- / to kiss / (Internet slang) dear

parents-in-law of one's offspring

as / as if / such as

hand / (formal) to hold / person engaged in certain types of work / person skilled in certain types of work / personal(ly) / convenient / classifier for skill / CL:雙|双[shuang1],隻|只[zhi1]

hands and feet / (fig.) brothers / retinue, henchmen, accomplices

excessive

foot / to be sufficient / ample