Perthiocarbonate
过硫碳酸盐
🗣️ 情景例句
Learning to express oneself well in an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
One cannot make bricks without straw.
巧妇难为无米之炊。
She was intended to play a leading role in the growing might of Sweden.
目的就是要在不断增长的瑞典势力中起主导作用。