synthesise的英语例句
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There are many amino acids that the body cannot synthesize itself.
有许多种氨基酸人体自身不能合成。
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China was the first country in the world to synthesize crystalline insulin, a bioactive protein.
中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素.
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Ammonia has been one of the more difficult basic chemicals to synthesize.
氨曾是一个较难合成的基本化工原料.
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