プレキャストコンクリートでしょう
purekyasutokonkuriitodeshō
1. Probably precast concrete.
Noun
#455234
1. Probably precast concrete.
1. Grand Prix; grand prize
1. concrete
1. rebar; (iron) reinforcing bar
2. reinforced concrete
1. pre-
1. podcast
1. all-star cast
1. it seems; I think
2. right?; don't you agree?