“People had done all kinds of fancy things, but the problem with a lot of the methods was that the actual drug loading was very low, ” Kohane said. “It’s not clear why no one did this before.

“人们做过很多奇特的设计，但很多方法存在的问题是实际载药量太低，”科汉说，“不明白以前为什么没有人这么做，好像我们发明了三明治”

youdao

“People had done all kinds of fancy things, but the problem with a lot of the methods was that the actual drug loading was very low, ” Kohane said. “It’s not clear why no one did this before.

“人们做过很多奇特的设计，但很多方法存在的问题是实际载药量太低，”科汉说，“不明白以前为什么没有人这么做，好像我们发明了三明治”

youdao