steel

n. 鋼、鋼製品、鋼鐵、堅硬、堅固

a. 鋼的、鋼製的、鋼鐵業的、堅強的

vt. 使堅強、鋼化、使冷酷

學術名詞

鋼：造船工程、電機工程、礦冶工程、材料科學、金屬材料、食品科技
斯提爾：外國地名
圓鋼銼：食品科技
鋼制的：電力工程
鋼鐵：礦物學

英文釋義

an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range
a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard
knife sharpener consisting of a ridged steel rod
get ready for something difficult or unpleasant