🗣️ 情景例句
There are other boys and girls here,
还有其他男孩女孩在这儿，
I understand completely.
我完全理解。
Modern machines can make the copy bigger or smaller, lighter or darker and copy onto both sides of the paper.
代机器可以放大、缩小、制作较亮的或较暗的复印件，也可以在纸的两面复印。