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[机] 自燃, 自动著火
🗣️ 情景例句
You may be offered coffee, and then you should immediately announce the reason for your visit.
他们会给你冲咖啡，然后你应该尽快说明来意。
How do you spend your leisure time?
你怎样打发业余时间？
Do you usually buy in large quantities?
你们的订购量通常都很大吗？