Petrographic
a. 岩相学的；岩类学的
🗣️ 情景例句
But that isn't the way it works.
但是现实不是如此。
Woe to him that is alone.
孤独的人最苦恼。
lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment.
一是体力，精力均告不佳，这二者是清除无用的东西必不可少的因素；另一原因是感情因素。