有人在他的车上涂写了“人渣”的字样。Someone had scrawled "Scum" on his car.那个人渣偷了我的自行车.Some scum stole my bicycle.那个人渣从地方长官的办公室打来电话!The scum has calls from the prefect's own office!...
The mass fraction of n - butene in mixed C 4 from catalytic cracking after etherized was approximately 40 %.醚化后的催化裂化混合C4中含有质量分数约为40%的正丁烯,是生产丙烯的优质原料....
The family are rich, and extremely sophisticated and cosmopolitan.这家人很富有，老于世故，而且见多识广。Honeybees use one of the most sophisticated communication systems of any insect.蜜蜂之间所用的交流方式是昆虫中最为复杂的方式之一。Cocktails at the Plaza was a n...