但是，伴随着那些观念的必然会有很多的有害的观念，正是在现代科技的借力之下，那些观念才得以很容易的传播到其他地方。

Largely wonderful. But among all those ideas that inevitably flow out into the whole world thanks to our technology, are a lot of toxic ideas.

youdao

中国古代许多科技思想是通过口头传授得以传播和保存的。

There was lots of ancient science and technology thought of China, which spread and preserved by oral teaching.

youdao