Pentifylline
[化] 喷替茶碱; 己可可碱; 1-己基可可碱
🗣️ 情景例句
What is she calling about?
她打来说什么？
I plan to go to the concert.
我打算去听音乐会。
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。