Light petroleum distillate , generally known as naphtha, was the logical choice.轻石油馏分, 如石脑油是合乎逻辑的选择.The accelerant pattern on the bottom of Luke's shoes, various petroleum distillate, including toluene?鞋底助燃剂的痕迹是一些石油...
Issues such as these were not really his concern.他其实并不关心诸如此类的问题。A good relationship involves concern and sensitivity for each other's feelings.一段美满的恋情需要彼此关心并体恤对方的情感。The technical aspects were the concern of the Army...