Lldpe
[化] 線型低密度聚乙烯
??? 情景例句
It's dangerous to leave your children along while you go shopping.
購物時，把你的孩子單獨留在家里是挺危險的。
In elementary school,the child learns to read and write.
在小學，孩子學習讀寫。
They will be ready the day after tomorrow.
這批衣服后天就能做好。