Polylaurylamide
[化] 聚十二内酰胺; 尼龙-12
🗣️ 情景例句
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请你们签字"承兑。
He admitted his guilt to the police.
他向警方承认犯罪。
It may be cheaper.but it takes a long time.
可能是便宜些，但花的时间长。