Polylaurylamide
[化] 聚十二内酰胺; 尼龙-12
🗣️ 情景例句
Remember Lillian?
还记得Lillian吗
He has a radio,doesn't he?
他有一台收音机，对不对？
When he returned to India he spoke in public about the situation in South Africa.
当他加到印度之后，他还就南非的形势公开发表演说。