The rate constants of radical and electrophilic addition to alkenes are dominated by different factors.烯烃的自由基加成和亲电加成速率受不同的因素控制.These should be four undetermined constants in the displacement function.位移函数中应有四个未定常数.Some w...
Kathryn winked mischievously.凯瑟琳淘气地眨了眨眼睛。He mischievously looked for a chance to embarrass his sister.他淘气地寻找机会让他的姐姐难堪.Also has many a dream kindheartedness, is loves mischievously small lovable.又有着多啦a梦的好心肠, 是爱调皮的小可爱....
They were the earliest poets whereof there is record.他们是有记载的最早的诗人.Solomon knew whereof he spoke.所罗门知道他讲什么.In acknowledgement whereof I have hereunto affixed my signature.下面是我的签名,确认我的誓言....