He will sew it up in a trice.他眨眼间就能缝补好。When did you sew on these chevrons, Sergeant Lipton?你何时把这些阶级绣上去的, 李普中士?I had endless hours to knit and sew...我整天无休止地编织缝纫。I know how to darn, and how to sew a button on.我会打补丁，缝纽扣。I h...
Petrology is the science of the rocks.岩石学是岩石的科学.Organic petrology is an important method for studying coal formed oil.有机岩石学方法是研究煤成油的重要方法之一.Its petrology , petrochemistry and geochemistry feature show the intrusive is pos...