Polyethylene malonate
[化] 聚丙二酸亚乙基酯
🧩 词语组成解析
n. 聚乙烯\\n[化] 聚乙烯
丙二酸
🗣️ 情景例句
I've been there several times.
我到那儿去过好几次。
I'm in a good mood.
我现在心情很好。
'Where have you been hiding?' she asked impatiently.
“你躲到哪儿去了？”她不耐烦地问，