Fecama
二氯乙烯基二甲基磷酯
🗣️ 情景例句
At least we are not the only ones facing these problems.
至少不光是我们面临这样的问题。
This has been a very confusing time in my life.
现在，是我的人生中最混乱茫然的时期。
As long as all was still, the pen drew a straight line,
只要一切都是静止的，笔就会划出一条直线；