单词	ferrotitanium
释义	ferrotitanium noun fer·​ro·​titanium "+ : an alloy of iron and titanium containing 15 to 45 percent titanium and used in steelmaking Word History Etymology ferro- + titanium First Known Use 1874, in the meaning defined above
随便看	sends in sends off for sends off for something sends on sends out sends out for sends out for something sends packing sends up sendups sene seneca Seneca Seneca grass Seneca Lake Seneca oil seneca snakeroot senecan senecas senecic acid senecii senecio senecioes senecioic acid senecioid

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