Nitrosite
亚硝酯肟酸
🗣️ 情景例句
What time do you usually have supper?
你通常几点吃晚餐？
What is the way to the airport?
哪一个方向是去飞机场？
This will relieve pressure on the trains to some extent.
这将在某种程度上减轻对火车的压力。