deaf ... referrs that can not hear
adept ... good and knowledgeable at something
Managers should be adept at human relations.
eye - opener ... an evenet or something that no one knows before
cheat sheet ... 早見表（カンニングの表のこと？？）
crease ... しわ
launder(verb) ... to clean and iron clothes
I launder my dirty clothes every weekend.
move on ... to change view on something
some residents moved on from having extravagant（豪華な） lifstyle
lawn ... an area of grass-covered land usually in garden and yards
Lawns in golf courses are expensive to maintain
scarcity ... a very small supply
scarce ... a very small amount in quantity
extravagant ... very expensive but not necessary