单词	broad-spectrum
释义	broad-spectrumˌbroad-ˈspectrum adjective [only before noun] broad-spectrum chemicals or medicines are effective against a wide range of pests, diseases etc
随便看	ballplayer ballpoint ballroom ballroom dancing balls balls-up ballsy bally ballyhoo balm Balmoral balmy baloney balsa balsam balsamic vinegar Baltic Sea Baltic States Baltimore balustrade Balzac, Honoré de bam Bamako Bambi bamboo

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