Ethylon
埃赛纶(聚乙烯鬃丝)
🗣️ 情景例句
But how do you plan to do that?
但你预备怎么做呢？
First of all, I will outline the characteristics of our product.
首先我将简略说明我们商品的特性。
In the centre of the hall, there were a number of tall structures which contained coloured lights.
展厅中央是装有彩色灯泡的许多高高的构件，