Caffeine is bad for your health.咖啡因对人体健康有害。The caffeine in coffee can jangle the nerves.咖啡中的咖啡因会使神经紧张。They appear appeal mainly to young people and are fueled mainly by caffein caffeine.他们主要受到年轻人的喜爱,而且原料主要是咖啡因.with most ...
He was hand-picked for this job by the Admiral.他是由海军上将精心挑选出来担任这项工作的。All this, needless to say, had been culled second-hand from radio reports.不用说，所有这些都是从电台报道中采集来的二手材料。Sylvia, camera in hand, asked, "Where do we go first?...
活跃的脂肪酶与圆球体的膜相结合.Active lipase is associated with the membrane of the spherosomes.脂肪酶仅在碱溶液中才起作用.Lipase acts only in an alkaline solution.微生物脂肪酶是一类广泛应用于诸多工业领域的生物催化剂.Microbial lipases, as biocatalyst, were widely used in ma...