Phosphofluoric acid
[化] 六氟磷酸
🧩 词语组成解析
🗣️ 情景例句
Keep your eyes on the road.
专心开车。
He's still a boy after all.
他毕竟还只是个孩子。
It's a pleasure to meet you. Can I take those boxes for you?
很高兴认识您。我能帮您拿那些箱子吗？