Phosphononitridic acid
[化] 氮羟膦酸
🧩 词语组成解析
🗣️ 情景例句
In less than two hours,
在不到两个小时之后，
He applied for the post.
他申请这个职位。
The situation is serious. Something must be done before it's too late.
形势危急。得及时采取措施。