Scientists use genetic modication to make many of the vaccines \many vaccines,这题中的many和many o这题中的many of \many 可以通用吗？是一个意思吗？Scientists use genetic modication to make many of the vaccines 还是Scientists us

Scientists use genetic modication to make many of the vaccines \many vaccines,这题中的many和many o这题中的many of \many 可以通用吗？是一个意思吗？Scientists use genetic modication to make many of the vaccines 还是Scientists us
Scientists use genetic modication to make many of the vaccines \many vaccines,这题中的many和many o
这题中的many of \many 可以通用吗？是一个意思吗？
Scientists use genetic modication to make many of the vaccines 还是
Scientists use genetic modication to make many vaccines

Scientists use genetic modication to make many of the vaccines \many vaccines,这题中的many和many o这题中的many of \many 可以通用吗？是一个意思吗？Scientists use genetic modication to make many of the vaccines 还是Scientists us
many of the vaccines ,是特定范围（疫苗）中的许多.特指,加the.
many vaccines 就是泛指许多（疫苗）,不需要加the .
两句都可以,但是要看上下文关系.如果上下文谈的是某种特定范围的疫苗,就要用many of the vaccines.
这样清楚了吗?不清楚可以hi我

科学家们利用遗传变异制造了许多育苗。
many of the vaccines 育苗中的许多（种类）。
many vaccines 许多育苗
就比如 some of the students 和 some students的区别是一样的