asia, asien, china, hubei, yangzee, yangzi, yangzee river, yangzi river, river, fluss, dam, damm, yangzi dam, yangzee damm, three gorges, drei schluchten, drei schluchten damm, three gorges dam, bau, baustelle, construction, work, worker, working, grossbaustelle, umwelt, arbeit, arbeiter, wearing, person, red, theodolite, green, hard hat, influenza, stream, excavation, transit, construction worker, respiratory disease, illness, landmass, district, skilled worker, surveying instrument, crimson, someone, barrier, ill health, asian country, building, flu, disease, craftsman, contagious disease