Polyhalogenation
多卤化反应
🗣️ 情景例句
Well, I suppose I've run out of excuses.
噢 我想我再也找不出籍口了。
Success belongs to the persevering.
坚持到底必获胜利。坚持就是胜利。
Gum Tree? Is it here --near the town of Ashland?
桉树？是在这儿--靠近阿什兰德镇吧？