Petros
abbr. petrochemicals 石化的，石化产品
🗣️ 情景例句
When I say something, I mean it.
我说的一定会兑现。
Happy is he who knows his follies in his youth.
记得青年时所做的愚笨事的人是幸福的。
records only the horizontal component of the wave movement,
记录下来的只是地震波运动中的水平部分，