China was the first country in the world to synthesize crystalline insulin, a bioactive protein.中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素.There are many amino acids that the body cannot synthesize itself.有许多种氨基酸人体自身不能合成。Etioplas...
The alkalizing bagasse reacted with carbon disulfide to synthesize bagasse cellulose xanthate.蔗渣纤维素经碱化后,与二硫化碳反应,得蔗渣纤维素黄原酸酯(CX).Objective To synthesize raloxifene hydrochloride, which is a selective estrogen receptor modu...
As the day darkened the streetlights came on.天色渐暗，街灯亮了。And it uses energy saving energy - saving streetlights.并且他使用的是节约能源的街灯.And it uses energy - saving streetlights.并使用节能路灯....
The church is a short walk from Piazza Dante.教堂离但丁广场只有几步之遥。Turn south at Mulinello to reach Piazza Armerina.在穆利内洛转向南，去往皮亚扎—阿尔梅里纳。Siena's main piazza was one of the sights of Italy.锡耶纳的主要广场是意大利的名胜之一....
It was during the reign of Queen Isabella that Christopher Columbus set forth on his epic voyage of discovery.正是在伊莎贝拉女王统治时期克里斯托弗·哥伦布开始了他伟大的发现之旅。I gave up my epic and wrote this little tale instead.我放弃了写叙事诗,而写了这个小故事.Illus...