Vanamid
聚酰胺
🗣️ 情景例句
He gave them to me to hold on to them
他给我戒指， 要我自己保管，
If your prices are more favorable than those of your competitors we shall send you our order.
如果你方价格比其他竞争对手的优惠，我们将向你们订货。
I suggest you go up to our next higher price level.
我建议您采用我们价格再高一级的货