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DEFINITIVE EXAMPLES 权威例句〔alcohol dehydrogenase〕An enzyme that catalyzes the oxidation of ethanol to acetaldehyde, the first step in the metabolism of alcohol by the liver.乙醇脱氢酶：一种酶，将乙醇氧化物催化为乙醛，即由肝进行乙醇代谢的第一步美国传统The planet Jupiter contains large amounts of the primordial gas and dust out of which the solar system was formed.木星含大量的原始气体和尘埃，太阳系即由它们演变而来。剑桥国际These were the primeval nebulae from which planets formed.这些是原始星云，行星即由此形成。剑桥国际 |