two, two radical (no. 7)
二 represents the number two. The radical sense is the same two-stroke shape used as a component in other characters.
二 is a simple ideograph of two parallel lines representing the number two.
Two horizontal strokes, one above the other, clearly show the number two.
For ニ, picture two knees (ニー) side by side: knees -> ニ, and there are two of them.
two; 2
two
two persons; two people; pair; couple
never again
the Two Ise Shrines
carbon dioxide; CO2
killing two birds with one stone
halving; dividing (into two parts); bisection
secondary; of secondary importance
two-base hit; double
handsome man
second base
second-rate; inferior
two-wheeled vehicle
three-legged race
two out; two down (and one to go)
choosing between two things; two choices
double-dealing; duplicity; equivocation; double-tongued
the two houses of legislature
second baseman
instrumental duet; instrumental duo
in two equal parts
the first and second; a few
second (in a series)
second week's memorial services
nisei; second-generation Japanese (or Korean, etc.); person of Japanese parentage with non-Japanese citizenship
both (people); the two of them
for two people; (work) of two; (meals) for two
20 percent
twentieth century
around-the-clock system
number two
twice
two times; twice
going back to sleep; sleeping in
two periods; two terms
double feature (movie)
two sheets (of paper or other flat objects)
second
second; number two; runner-up
220th day; end of the storm period
210th day (from the first day of spring according to the lunar calendar); the storm day
second team; reserve team; farm team; second-string players
two parts; two copies; the second part
double; two-fold; two layers; duplex
second floor; upstairs
two-storied building
twelve; 12
more than enough; more than ample; exhaustive
second
Second World War (1939-1945); World War II; WWII; WW2