Oxyazo-
[化] 羟偶氮
🗣️ 情景例句
And it needs your contributions of furniture,
而且也需要你捐献家具，
After forty years teaching English he thinks it's time to call it a day.
他教英语四十年，认为该退休了。
Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.
森林火灾时常由破碎的玻璃或人们随手扔掉的香烟头引起。