Dibenzimide
二苯甲酰亚胺
🗣️ 情景例句
How's your son getting on with his English?
你儿子的英语学得好吗？
Are there reserved seats on the train?
车上有预订座位吗？
But so far, the public has expressed its gratitude to the students in letters to the Press.
但到目前为止，公众已经向新闻界写信表达他们对学生们的感激之情了。