Monoperphthalic acid
[化] 单过氧邻苯二甲酸
🧩 词语组成解析
🗣️ 情景例句
The darkest evening of the year.
在这一年中最漆黑的夜晚 。
Don't forget to print airmail on the letter.
不要忘记在信封上印上航空邮件
Before we had time to worry about what might happen, we were back on the plain again.
我们还未来得及担心后果，车已重新开上了平地。