采用高效液相色谱法同时测定了6-嗅-2-萘酚和 2- 萘酚的含量.A method for the determination of 6 - bromo - 2 - naphthol and 2 - naphthol is described.取代 2- 萘酚的氧化偶合产物的合成研究.Oxidative coupling of substituted 2 - naphthols.槲皮素与山萘酚的含量不仅与菟丝子的品种有关,而且与其寄生的...
The rest of the day'sactivities often seemed drab or depressing.一天的剩余时光好像常常是乏味或令人沮丧的。Mary was wearing the same drab grey dress.玛丽穿着同一件毫无朝气的灰色裙子。The city, drab and dour by day, is transformed at night.这座城市白天死气沉沉、单调乏味...
If a stranger stops you, just wind the window down a fraction.如果有陌生人拦你的车，把车窗摇下一点点就行。It keeps you ticking over, stops you being complacent.这使你进展缓慢，得意不起来。He had to make four pit stops during the race.他不得不在比赛过程中4次停车进站。...
他坚持让我们在亚特兰大市外不远的一家小餐馆歇歇脚。He insisted we stop at a small restaurant just outside of Atlanta.虽然朋友们明确反对，她还是坚持己见。She persevered in her idea despite obvious objections raised by friends.我一直坚持用新鲜水果做甜点。I tend to stick to fresh ...
The council tax replaces the poll tax next April.市政税在明年4月将取代人头税。The bridge replaces a ferry that went to Japonski Island.该桥代替了去雅邦斯基岛的渡船.At some point a more optimistic outlook replaces the previous pessimism.达到一定程度后,更为乐观...