Polycarbafil
玻璃纤维增强聚碳酸酯
🗣️ 情景例句
Oh, thank you! Thank you!
哦， 谢谢， 谢谢 。
You are all skilled and successful salesmen as shown by your records in the field.
从你们在这一领域的业绩来看，你们所有人都是训练有素，事业有成的推销员。
Following his discovery many islanders travelled 3,500 kilometers by sea in their narrow boats to this new country between 1100 and 1350.
继其发现之后，许多岛民于1100年至1350年间驾着他们那窄小的帆船航行3500公里来到这一新的国度。