Gcf
最大公因数
🗣️ 情景例句
Good morning, sit down please.
早安，请坐。
I'm really positive that this product has all the features you have always wanted.
我确信这种产品有各种你所要的款式。
For example, we make bicycle parts and tractor parts. Any questions?
例如，我们制造自行车和拖拉机的零部件。 有什么问题吗？”