Active sulfur
[化] 活性硫; 腐蚀性流
🧩 词语组成解析
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
sulfur
['sʌlfɚ]
n. 硫磺，硫黄;硫磺色;
vt. 用硫磺处理;
🗣️ 情景例句
take a vacation away from the family--alone.
离开家人而单独在一起渡个假。
A true friend is known in the day of adversity.
疾风知劲草，患难知友情。
This was followed, at the end of the 1970s, by a machine called an Apple.
70年代末，在牛郎星之后又出现了一种被称为“苹果”的机型。