Jenny is seventeen years old.
珍妮17岁。
He had confessed to seventeen murders.
他已供认了17项谋杀罪。
Nora thought he was seventeen years old.
诺拉觉得他有17岁。
He spent seventeen years as an airline pilot.
他当了17年的航空公司飞行员。
She was seventeen and she had no education or employment.
她17岁了，既没有受过教育也没有工作。