molybdenum
IPA/məˈlɪbdənəm/
KK[məlˈɪbdɪnəm]IPA/məˈlɪbdənəm/
molybdenum — noun
1. a hard, silvery-white metallic element (symbol Mo) added to steel to increase it
1.名詞
釋義
a hard, silvery-white metallic element (symbol Mo) added to steel to increase its strength and heat resistance; it also occurs naturally in soil and is needed in tiny amounts by plants and animals
例句
Sora read that molybdenum makes steel strong enough for jet engines.
The engineer added a pinch of molybdenum powder to the molten steel.
add molybdenum to molten metal during alloy production
In Christopher's workshop, a molybdenum-tipped drill cut through thick steel.
Farmers in dry regions test their soil for molybdenum before planting crops.
Bao learned that molybdenum helps certain enzymes work in the human body.
用法筆記
Found almost exclusively in scientific and industrial contexts — metallurgy, soil science, and biochemistry.