A:a﹣1<b﹣1
B:﹣a<﹣b
C:a3>b3
D:ac<bc
As is reported, it is more than 100 years ________Qinghua University was founded.
米勒的实验开创了生命起源研究的新途径.你能对他的实验过程进行总结吗?