靖(诸)内而败诸外,所获几何?
参考答案:等于说“之于”,“之”是代词,“于”是引进处所的介词。
无菌药品按生产工艺可分为两类产品,分别为()产品和()产品
Our teacher asked us to _____ the new word in a dictionary. [ ]
A. look up
B. look at
C. look for
D. look around