Phosphonic acid
[化] 膦酸
🧩 词语组成解析
a. 膦的, 膦酸的
🗣️ 情景例句
Friends, teachers....
朋友 老师……
Night fell quickly.
夜色很快降临。
She knew she was near the shore because the light was high up on the cliffs.
知道自己已经接近岸边了，因为那灯光是在高高的峭壁上。