to be very expensive
非常に高価である (hijō ni kōka de aru)
"That designer bag cost an arm and a leg."
"そのデザイナーバッグは非常に高価だった。" (sono dezainā baggu wa hijō ni kōka datta)
to suffer silently from jealousy or longing
Money is limited and must be earned; not easy to get.
to have influence or importance
a small visible part of a much larger problem
to speak frankly or sincerely
to keep one's plans or ideas secret