“啜”怎么读？

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希尔斯登啜了一口茶，但茶是冰冷的。Hillsden took a sip of tea, but it was stone cold.“ 我不太明白, ” 叔父啜着咖啡说.'I do not quite understand,'returned the uncle, sipping his coffee.他啜饮咖啡.He sipped up his coffee....