Dideoxy
双脱氧法
🗣️ 情景例句
No doubt about it.
毫无疑问。
Pain past is pleasure.
过去的痛苦即是快乐。
'At the time the murder was committed, I was travelling on the 8 o'clock train to London,' said the man.
“在凶杀发生的时候，我正坐在8点钟开往伦敦的火车上。”那人说。