Quadrafos
[商]四磷酸钠
🗣️ 情景例句
How long is it going to take for me to get there?
到那里还需要多久时间
Are you looking for a permanent position?
你正在寻找一个固定职位吗？
When they objected, they were killed.
他们反抗时就被杀害。