Follow Austin Creek for a few miles.沿着奥斯汀河走上几英里。Austin was looking out for his own interests.奥斯汀谋求的是自身利益.He knew exactly why Austin had switched sides.他完全明白奥斯汀突然倒戈转向的奥秘....
Endogenic rocks are not clastic.内生岩石不是碎屑状的.The crack in the coal seam is divided into two kinds: endogenic crack and exogenous crack.煤层中的裂隙分两种,即外生裂隙和内生裂隙.Starting from the present research situation, endogenic and exogen...