商业上的“盈亏”一词来源于什么?
参考答案:
商业上的“盈亏”一词来源于月相。
(2013·成都外国语月考)________, the pay isn't attractive enough, though the job itself is quite interesting.
A.Generally speaking
B.On the contrary
C.In particular
D.To be honest
简述碳酸锂治疗的适应证和注意事项?