(1) 相异性
A is just the opposite (to B)(A和B正相反)
e. g. Beijing is populous and crowded， while Canberra is just the opposite.
A differs (is different) from B in that…(A不同于B在于……)
e. g. China’s condition differs from ours in that China has the largest population in the world.
The family sedans made in China are different from/ than those made by the Americans. They are more compact and energy saving.
…(The case) is not the same (……是不相同的)
e. g. While it may be true that basketball and volleyball share certain features， the excitement each arouses in the spectators is not the same.
The development zones in the eastern coastal areas are mostly initiated and supported by governments， but the case is not the same with those in the west.
Contrary to (On the contrary)… (正相反)
e. g. Contrary to our estimation， the economic situation of the country is gradually getting better.
They asked me if I had finished the job. On the contrary， I have only just begun.
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