Poly (1-butene)
[化] 聚丁烯
🧩 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
is no longer in service.
是空号。
You can stay as long as you pay the rent on time.
只要你按时交房租，你就能住这儿。
Which TV programme shall we watch? I can't decide.
我们看哪个电视节目呢？我拿不定主意。