Ethanedithioamide
[机] 红氨酸
🗣️ 情景例句
Goodbye, come again soon.
再见，下次再来。
One father is more than a hundred school-masters.
一个父亲胜于一百个教师。
Gum Tree? Is it here --near the town of Ashland?
桉树？是在这儿--靠近阿什兰德镇吧？