Tetrachlorobisphenol
四氯双酚
🗣️ 情景例句
Oh, I forgot.
噢， 我忘了。
May I borrow your umbrella?
我能借你的雨伞吗？
I was proud that we had come across something that was completely unknown and valuable and,
让我感到自豪的是，我们在无意中发现了不为世人所知的、有价值的东西，