Isopentyl lactate was synthesis from acid and isopentyl alcohol in the presence of ferric chloride hexahydrate.在六水三氯化铁存在下可以由乳酸和异戊醇合成乳酸异戊酯.Rather than politely lobbying politicians, Gay Dignity will be making its presence...
We had kept its presence hidden with a strategically placed chair.我们用一张摆放得很巧妙的椅子将它隐藏了起来。The presence of a star is already apparent in the early film.在早期影片中已经显露出了明星相。Nobody was allowed to eat in the Empress Dowager's...
At present, balance beam and rhythmic gymnastic are restricted to women only.目前, 平衡木和韵律操仅限于女子参加.The perfect coordination of the dancers and singers added a rhythmic charm to the performance.舞蹈演员和歌手们配合得很好,使演出更具魅力。Frogs in...
Conclusion: HLP - 2 b may be a new effector molecule of human LAK cells.结论: HLP2b 可能为LAK细胞一新的抗菌抗瘤效应分子.The small molecule causing the conformational change is an allosteric effector.引起结构变化的小分子叫做变构效应场.The end effector atta...
The bum promptly bummed two dimes off an old lady.他随即向一位老妇人讨了两个十美分的硬币.In 1965 the mint stopped putting silver in dimes.1965年，铸币厂停止向10分硬币中加入银的成分。The mint coins millions of nickels and dimes each year.造币厂每年都要铸数以百万计的分币和角币.D...