aqueduct/ˈækwɪdʌkt; `ækwɪˌdʌkt/ nstructure for carrying water across country, esp one built like a bridge over a valley or low ground 输水道（跨越地域的输送水的结构, 尤指通过河谷或低地的桥状高架水道）.
牛津英汉双解词典