The contents of camphor, mentholum, isoborneol and borneol in Guanxingao are determined by gas chromatography.用气相色谱法测定了冠心膏中樟脑 、 薄荷脑 、 异龙脑和龙脑的含量.Objective : To establish a Capillary GC method for the determination of Isob...
成功无法保证，并非唾手可得。成功必须靠自己去争取。Success is not guaranteed. It is not handed to you. Success is earned.我们应该为得到自己想要的而不择手段，奋力争取。We're expected to hustle and fight for what we want.他曾努力争取让你留在那儿。He'd put up a real fight to...
无齿翼龙是一种体形庞大的翼龙, 因其头上长有冠而别具一格.Pteranodon was a large Pterosaur, notable for its skull crest.无齿翼龙能够扇动它们的翅膀飞翔, 而且还能飞很长的距离.Pteranodons could flap their wings to fly. They could fly a long way.无齿翼龙是肉食动物. 它们吃鱼, 软体动物, 螃蟹, 昆虫,和动...
他没想到这位年轻男子会在黄昏前再次出现。He had not expected the young man to reappear before evening.黄昏时，我们在茫茫荒野中扎营。At dusk we pitched camp in the middle of nowhere.黄昏时分，更多的鱼游到了浅水区。At dusk more fish come into the shallows....
I started spitting blood and my mother panicked.我开始吐血，我母亲吓坏了。The guns were spitting fire.枪炮在突突地发射。Nina looks the spitting image of Sissy Spacek.尼娜看起来像极了茜茜·斯帕赛克。This town is notorious for chewing people up and spitting th...