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abbr. submarine fog bell 潜水雾钟
🗣️ 情景例句
Sit down, sit down. Have some coffee.
请坐， 请坐。喝点咖啡。
That nation is famous for its tourism.
那个国家以旅游业闻名。
A lot of people can't tell the difference between an American accent and a Canadian accent.
许多人分不出美国口音和加拿大口音的差别。