Question

人类已经学会如何从生铁制出磁铁。 rén lèi yǐ jīng xué huì rú hé zòng shēng tiě zhì chū cí tiě。

Accepted Answer

Human beings have learned out how to make magnet of cast iron.

Expression	人类已经学会如何从生铁制出磁铁。
Meaning	Human beings have learned out how to make magnet of cast iron.
Reading	rén lèi yǐ jīng xué huì rú hé zòng shēng tiě zhì chū cí tiě。

人类已经学会如何从生铁制出磁铁 Human Beings Learned Make Magnet Cast Iron