Vocabulary consisting only from characters you are able to read
長年
naganen
long time, many yearstoki
生み出す
umidasu
(1)to create, to bring forth, to produce, (2)to invent, to think up and bring into being, (3)to give birth to, to bear godan, verb, vtrans
明らか
akiraka
obvious, evident, clear, plainmix
見下ろす
miorosu
to overlook; to command a view of; to look down on