Polydiolefin
聚二烯烃
🗣️ 情景例句
Can I help?
要我帮忙吗？
I think your industrial robots are the best in the field.
我认为你们的工业机器人在这领域是最好的。
It's just the matter of the schedule,that is,if it is convenient of you right now.
如果你们感到方便的话，我想现在讨论一下日程安排的问题。