拉沙病毒

• 扌(hand)RADICAL
• 立(upright; erect)PHONO-SEMANTIC

Using your hand to pull someone up straight is the meaning of the character 拉.

• 疒(illness; patient in bed)RADICAL
• 丙(third heavenly stem)PHONETIC

A person lying on a sickbed crying out in pain everywhere sounds like "bing."

• 母(mother; origin)RADICAL
• 龶(toxic grass; harmful plant)ASSOCIATIVE

A toxic plant grows from the earth like a mother nurturing life, but carries deadly poison.