Euglenophyceae
裸藻纲
🗣️ 情景例句
Back soon with a surprise.
接一个惊喜即回。
I know the boy whose father is a dentist.
我知道那个男孩的父亲是牙医。
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。