Vacuum cleaner. 【英】【口】一种真空吸尘器。 Hoover, Herbert Clark (1874-1964) U.S. mining engineer and statesman; 31st president of the United States, 1929-1933。 胡佛。美国第三十一任总统;任期为 1929-1933。 Hoover, John Edgar (1895-1972) U.S. lawyer; director of the Federal Bureau of Investigation 1924-1972。 胡佛(曾任美国联邦调查局局长)。 |