Perimidinyl
啶基, 萘嵌间二氮(杂)苯基
🗣️ 情景例句
The wristband. Something old?
腕带。旧的东西，
What is the total circulation of this newspaper.
这家报纸总发行量多少？
It certainly didn't arrive here that way.
送到这儿时可不是那样！