to agree with someone or have the same understanding
誰かと同意すること、または同じ理解を持つこと (dareka to dōi suru koto, mata wa onaji rikai o motsu koto)
"Before getting married, they made sure they were on the same page about their future."
"結婚前に、彼らは自分たちの未来について同じページにいることを確認しました。" (Kekkon mae ni, karera wa jibun-tachi no mirai ni tsuite **onaji pēji ni iru** koto o kakunin shimashita.)
to enter a new field or profession successfully
to surprise or shock someone suddenly
a risky or uncertain situation where the outcome is doubtful
to make a lot of progress or improvement
still healthy and full of life
very cowardly