Tetraphosphate
四磷酸盐
🗣️ 情景例句
I grew up in that house.
我就在那栋房子长大的。
I used to be a pilot. Now, I'm a parachutist.
我曾经做过飞行员，如今是伞兵了。
There are rare instances when justice almost ceases to be an abstract concept.
在个别情况下，正义不再是一种抽象概念。