steel
n.美 /stil/英 /stiːl/
钢；钢铁；坚强
strong metal; toughness
例句
Bridges are often built with strong steel.
桥梁常用坚固的钢材建造。
She showed great steel when facing trouble.
面对困难时，她表现得非常坚强。
怎么记
steel = st-ee-l → “斯蒂尔”硬如钢
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