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Use "spambots" in a sentence
"These cut out the spammers because it takes a human to recognize the letters, and the automated 'spambots' cannot 'see' them."
"A humorous e-card probably isn't worth exposing your e-mail account to malicious "spambots" that can hijack your account and send spam to your entire address book."
"With signers like “Porn Sex Video” it looks like their petition page got hit by spambots."