Phosphinic acid
[化] 次膦酸; 膦酸
🧩 词语组成解析
🗣️ 情景例句
You look very familiar. Have we been introduced before?
你看起来很面熟，我们以前互相介绍认识过吗？
What is the total circulation of this journal.
这份报刊总发行量多少？
Of course he is. He's very successful. He's made lots of records. They broadcast a programme of his music last month on the radio. Why don't you come on Saturday? I think you'd enjoy it.
当然啦！他很成功。他已经灌制了大量唱片。广播电台上个月播放了他的一个音乐节目。你星期六干吗不去听听呢？我想你会喜欢他的。