破坏一种酶可能会导致在别处出现异常。Tampering with a single enzyme can lead to untoward effects elsewhere.在意大利，跟在别处一样，电视严重影响了电影市场，夺走了大批观众。In Italy, as elsewhere, television has made deep inroads into cinema.抬草皮时小心点——它们还能在别处重新利用。Lift the t...
The hydroxyl groups can be changed into esters , ethers , acetals and ketals, etc.最常用的羟基保护基可归纳为三类:酯类 、 醚类和缩醛或缩酮类.Eight acetals ( Ketals ) were synthesized under the optimal conditions.在最佳条件下,合成了八个缩醛 ( 酮 ) 化合物.The yields ...