血清张力素

• 皿(bowl; dish)RADICAL
• 丿(drop of blood; blood drop)ASSOCIATIVE

Blood is a small red drop of liquid flowing down into a bowl—picturing blood dripping into a vessel.

• 氵(water; liquid)RADICAL
• 青(green; clear)PHONO-SEMANTIC

Crystal clear green water evokes purity and clarity.

• 弓(bow (weapon))RADICAL
• 长(long; large)PHONO-SEMANTIC

To shoot, you pull and extend the bowstring taut.

• 力(strength; muscle)ASSOCIATIVE

The character 力 depicts a flexed arm muscle, symbolizing strength and power.

• 糸(silk thread; filament)RADICAL
• 龶(coarse undyed thread bundle; top part of thread)ASSOCIATIVE

Raw silk that hasn't been dyed suggests the meaning of pure, simple, and basic.