Euler's identity; Euler's equation
reluctant to; not inclined to; disinclined; unwilling
family breakdown; family disintegration; collapse of one's family
significant; full of meaning; pregnant (with meaning); suggestive
household violence (esp. adolescent children towards parents); domestic violence
class meeting; classroom assembly
amorous adventure; love affair
dependents; family members that one has to support; encumbrances; things that tie one down
low dining table; tea table
cram school; private tutoring school
to get dressed up; to treat oneself
to feel guilty; to suffer from a guilty conscience; to feel uneasy; to have qualms about; to have scruples about; to feel regret
to make it a principle to ...; to aim at doing
special characteristics; peculiarity; distinctiveness
returning tit for tat; retaliating
mistaken memory; trick of the memory; slip of the memory
hiding at all costs; desperate cover-up; doing one's best to keep (something) secret
influenced (by); under an influence
grounds; foundation; authority; support; prop; something upon which to rely
the reason is ...; it is because ...
to arouse someone's interest; to whet (appetite); to be appealing; to be intriguing; to be fascinating
final exam; term-end examination; end-of-term examination
and yet; even so; nonetheless; for all that
suitable; satisfactory; desirable
one's family (home) background (environment)
just after a holiday break; the first day after the holidays
snugly; cosily; carefree; easily; freshly made and still warm; imprudently
extremely important; essential; vital; crucial
coming and going; commuting