R48
[医] 双-2-氯乙基-β-萘胺
🗣️ 情景例句
Oh, it's a quarter to four,
噢 ，差十五分就四点了，
It's about time.
时间差不多了。
It had broken down the previous summer, and though I promised to repair it, I had never got round to it.
那台割草机去年夏天就坏了，尽管我答应修，但一直没抽出时间，