Nitrocompound
硝基化合物
🗣️ 情景例句
Television is the most powerful tool of persuasion that man has ever created.
电视是人类所创造的最有威力的游说工具。
He has lived here for a year.
他在这里住了一年了。[表示持续到现在的行为]
At nineteen minutes past eight.
8点19分。