Poly (p-phenylene)
[化] 聚对亚苯
🧩 词语组成解析
n. 理工学院, 工艺高等专科学校\\n[化] 聚尿苷酸
🗣️ 情景例句
It's five years ago.
那是五年前了。
You can't make something out of nothing.
巧妇难为无米之炊。
Could I have those two tickets, please?
这两张票给我行不行？