Ferroplex
抗坏血酸与硫酸亚铁的混合物
🗣️ 情景例句
What beautiful timing.
时间正合适。
I will come back with him if he asks me.
我会和他走回来，假如他要求我的话。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）