🧩 词语组成解析
乙醛
[化]一种三分子的缩合物
🗣️ 情景例句
Experts say that a glass of red wine occasionally will do one's health a world of good.
专家说偶尔喝杯经酒对身体很有好处。
The specification must be strictly adhered to.
必须严格按照说明书上的做。
The comparable speed from the Moon is only 1.5 miles per second.
而从月球出发的相应速度只是每秒1。5英里。