Polydimethyl butadiene
[化] 聚二甲丁二烯; 聚二甲基丁二烯
🧩 词语组成解析
n. 丁二烯\\n[化] 丁二烯; 丁间二烯
🗣️ 情景例句
I couldn't have said it better.
我想说的也是这个意思。
It's sunny this afternoon.
今天下午充满阳光。
Where does Bill sit in the classrooom?
比尔坐在教室的那块儿？