パスワードには数字を必ず一つ以上含めてください。
Please be sure to include at least one digit in your password.
彼は書類の数字を書き間違えて、訂正印を押した。
He wrote a number wrong on the form and stamped it with his correction seal.
電話番号の数字を一つずつゆっくり読み上げてください。
Please read out the digits of the phone number slowly, one by one.