Noblen
丙烯均聚物
🗣️ 情景例句
and I have a production meeting at four.
我四点钟有个生产会议。
Aren't you dressed too formally?
你穿的不是太正式化了吗？
suggested an idea on which he had been working for many years to the British Government and industrial circles.
他向英国政府和工业界提出了他研究多年的一项计划。