Phosphinic acid
[化] 次膦酸; 膦酸
🧩 词语组成解析
🗣️ 情景例句
OK, Jane. Start the music.
好 ，Jane。音乐开始。
Pardon me. Are you Ralph Meyers from National Fixtures?
对不起，请问你是从国家装置公司来的雷夫·梅耶史先生吗？
Not too much, said Lucy. I didn't spend all the money. I brought some of it back again.
“不太多，”露西说，“我并没有完你给的钱。我带回来一些钱。”