Episulfide
环硫化物
🗣️ 情景例句
He needs to work.
他需要工作。
To speed-read
速读
Very strange. It was my first earthquake, you see, and I didn't know what was happening.
很奇怪。那是我第一次经历地震，你瞧，我当时还不知道发生了什么事。