Polyanhydride
[化] 聚酐
🗣️ 情景例句
Somebody else'll buy it by then.
别人也许买走了。
Where were you yesterday afternoon?
你昨天下午在哪儿？
I took one guiltily, lit it and smoked with satisfaction.
我内疚地接过一枝点上，心满意足地抽起来。