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
You won't forget, will you?
不会忘记吧?
I'm reading a book.
我正在读一本书。
These attracted many visitors, for they were not only of great architectural interest, but contained a large number of beautifully preserved frescoes as well.