mean business

是当真的

McCoy, MCP, MD, MDT, me, mead, meadow, meadow lark, meager, meagre (US meager), meagrely, meagreness, meal, meal-ticket, mealie, meals-on-wheels, mealtime, mealy, mealy-mouthed, mean, mean to, mean to do, meander, meanderingly, meanderings, meanie (also meany), meaning, meaningful, meaningfully, meaningfulness, meaningless, meanly, meanness, means, means test, meant, meantime, meanwhile, measles, measly,