这种微酸的味道是因为含有乳酸造成的。The somewhat acid flavour is caused by the presence of lactic acid.乳酸是一种具有重要工业价值的有机酸。Lactic acid is an important organic acid of industrial importance.乳酸细菌产生的酸足以使乳蛋白质凝固.Acid production of lactic acid ba...
"What shall we do?" Milton said again in a toneless voice.“我们该怎么办？”米尔顿又用平板而单调的声音问道。What shall we do? Milton said again in a toneless voice.“我们该怎么办？”米尔顿又用平板而单调的声音问道。Though her voice was toneless, it plead more loudly tha...
John was on the uppermost floor of the three-storey gatehouse.约翰在三层门房的最高层。The tubes were then placed on exhibition in the gatehouse for all to admire.很快地十几筒花炮就做成了.What was your inspiration in creating the Aztec Gatehouse...