Amilan
聚酰胺(树脂, 纤维)
🗣️ 情景例句
May I speak with Mr. Chen, please?
可以请陈先生听电话吗？
The packing must be strong enough to withstand rough handing.
包装必须很坚固，能承受野蛮装卸。
it is taught to every member of the tribe so that in this respect everybody is equally equipped for life.
并传授给部落中的每一个成员。人人受到的有关生活本领的教育是相等的。