Combined from Dot [丶] + 汁 [汁] + King / Jade [王] to compose 注: represents "annotate".
to be careful of, to pay attention to
to observe, to take notice of
to order (goods, food)
to pour (drink), to serve (drinks)
to pour (into), to irrigate, to pay, to fill, to feed (e.g. a fire)
annotation, explanatory note
notice, attention, observation
order, request
to pour (into), to irrigate, to pay
caution
injection