lump sum
US /ˈlʌmp sʌm/
UK /ˈlʌmp sʌm/

名詞
1.
一括払い, 一時金
a single payment made at one time, as opposed to a series of smaller payments made over time
例:
•
She received a lump sum payment after selling her house.
彼女は家を売却した後、一括払いを受け取った。
•
He chose to take his pension as a lump sum rather than monthly payments.
彼は年金を月々の支払いではなく、一括払いで受け取ることを選んだ。
Lingolandでこの単語を学ぶ