ores例句
They'd mined the hillside for the
ores.
他們曾在這個小山坡上開采礦石.
After enduring the hardship of the arduous fieldwork , the prospecting team discovered many new
ores.
地質勘探隊員餐風飲露,歷盡辛苦, 找到了不少新的礦藏.
This is not always true - as with the manufacture of pig iron and steel from low - grade iron
ores - but it did lead to the concentration of industrial developments on the coal fields.
并非一概如此 — 例如從低級鐵礦石中生產生鐵和鋼材的情況一但是這導致了工業發展集中在煤田上.