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[医] 磷酸铝沉淀精制白喉类毒素
🗣️ 情景例句
Your idea sounds like a good one.
你的想法听起来很不错。
Today we celebrate our day of independence.It's a national holiday.
今天我们庆祝我们的独立. 今天是国定假期。
It was true that he had just bought a lamb, he explained, but his lamb was black.
不错，他的确刚买了一只羔羊，阿列科解释说，但他的羔羊是黑色的。