报道以呋喃甲醛和苯乙酮为原料,氢氧化钠为催化剂,采用超声波辐射合成糠叉乙酰苯的方法.With furfural and acetophenone as raw materials - furfurylideneacetophenone was synthesized by NaOH as catalyst under ultrasonic irradiation....
拥挤的人群和喧闹的噪音可能会让游客有些茫然不知所措。Sightseers may be a little overwhelmed by the crowds and noise.在那些拥挤的街道她的穿着并未引起注意。In those crowded streets her attire did not rate a second glance.车里坐了他们5个人，很拥挤。It was a squeeze in the car with ...
You've been spending our rent money on Filipino hookers?你把房租全花在菲律宾妓女身上了?Paying rent simply helps to line the pockets of landlords. It's far better to put your money into bricks and mortar of your own.租房子只会鼓了房东的...