ignorance; innocence; stupidity
background; scenery; background (of an incident, situation, etc.); circumstances; backing; support (from behind the scenes)
to be wide-ranging; to be diverse; to cover a lot of ground; to cover various topics
higher education; tertiary education
examination; exam; test; trial; experiment; test
ronin; masterless samurai; high school graduate waiting for another chance to enter university after having failed the yearly entrance examination; person out of work; jobless person; (arch.) wanderer
inside (a region, area, etc.); within the range (of); within the sphere (of influence, etc.)
non-slip device (material, tread, etc.); non-skid; anti-slip; back-up option (esp. with regard to university admissions); back-up choice; insurance choice
demonstration; verification; substantiation; actual proof
pioneer; trailblazer; leader; groundbreaker; pathfinder; forerunner
I'm sorry; (it's) inexcusable; I feel regretful; thank you very much (for help, etc.)
traffic; transportation; communication; exchange (of ideas, etc.); intercourse
extinction (e.g. of a family); dying out; discontinuation; severance (e.g. of relations); rupture; breaking off
to make good; to improve; to do often; to be kind to; to treat well
bone marrow; medulla; heart's core; depths of one's heart; main point; vital part
other than; except for; aside from; apart from; save for
division; section; demarcation; (traffic) lane; compartment; classification
artificial; unnatural; human-caused (e.g. mistake, error, disaster); man-made
race (of people); type of person
intentional; deliberate; contrived; artificial
person of high rank or position
to have a meal; to take a meal
pushing by hand; hand gilding
as soon as ... is completed; as soon as ... is done; as soon as one is able to ...; as soon as one has (free time)
ripening (of a crop); crop; harvest
quantification; expressing in numerical form; conversion to numerical form
having graduated from high school (as one's highest completed level of education); high school graduate
to represent; to signify; to reveal; to show; to express; to make widely known
desk for a speaker; lectern; rostrum; platform
digitization; digitalization
identical; same; one and the same; fair; equal treatment; without discrimination