The somewhat acid flavour is caused by the presence of lactic acid.这种微酸的味道是因为含有乳酸造成的。Lactic acid is an important organic acid of industrial importance.乳酸是一种具有重要工业价值的有机酸。Acid production of lactic acid bacteria is sufficie...
这个不忠实的军官被革职.The dishonest officer was cashiered.他承认自己对朋友不忠实.He confessed himself to be unfaithful to his friends.譬如, 这样是不是算不忠实 呢 ?For instance, would it be a breach of faith?...