Potassium peroxide
[化] 过四氧化二钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
peroxide
[[pə'rɔksaid]]
n. 过氧化物\\n[计] 过氧化物
🗣️ 情景例句
What was that?
会是什么呢？
A good conscience is a continual feast.
白日不做亏心事，夜半敲门心不惊。
Then I arrived home at six o'clock yesterday evening. He telephoned again.But I didn't answer the phone!
后来，我昨晚6点钟回到家里。他又打来电话，但我没接。