Penphene
四氯噻吩
🗣️ 情景例句
He says it's to save the taxpayers' money,
他说这是为了要节省纳税人的钱，
A stitch in time saves nine.
小洞不补，大洞吃苦。
Though the costume consisted only of a sheet, it was very effective.
尽管化装服仅由一个被单制成，却十分逼真。