Tetraphosphate
四磷酸盐
🗣️ 情景例句
But he wants to cut the school budget!
但他想削减学校的预算！
Let me see. She has 30 minutes Tuesday afternoon.
让我查查，她周二下午有30分钟。
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。