Hardened and tempered steel
[化] 调质钢
🧩 词语组成解析
n. 钢,钢铁;钢制品;兵器;钢铁工业;
vt. 包上或镀上钢;使坚定;
adj. 钢制的;钢铁业的;坚强的;[色彩]青灰色的;
🗣️ 情景例句
I've got to start thinking about college soon.
我很快也得开始考虑大学的事了。
Contact me by telephone.
电话跟我联络。
Soon afterwards, the balloon began to descend and it landed near an airfield.
不久,气球开始降落,在一个停机坪附近着了陆。
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