在卢克母亲审视的目光下，我感到极不自在。I felt so self-conscious under Luke's mother's intense gaze.我发现当我们的目光相遇时，我本能地还以微笑。I found myself smiling back instinc-tively when our eyes met.随着这个时代慢慢过去，她把目光投向了电影业。As the era wore on, she s...
克拉克远远地开在前面，已保持了一段足够长的安全车距，他于是放慢车速，开始定速巡航。Out in front, Clarke had built up such a sizeable safety margin that he eased the pace and started cruising.在伦敦泰晤士河上的巡航已成为一年一度的引人注目的事.Cruises on the Thames in London, have become ...
Tremain's novel is altogether jauntier, more various and energetic than these quotations imply.与这些引文给人的印象相比，特里曼的小说总的来说更加充满自信、富于变化，也更有活力。ROSE TREMAIN is a difficult pigeonhole.萝丝?崔梅是一位难以定性的作家....
氨基酸是弱酸和弱碱, 因此, 它们是很好的缓冲剂.Amino acids are weak acids and weak bases, therefore, they are excellent buffering agents.缓冲剂可以像烤面包的苏打粉那样使用,它们都能够使ph值保持稳定.Buffers can be used like baking soda will help keep ph stable.着重叙述了缓冲剂原理及...