“edition”中文意思是?
A. 编辑
B. 校对
C. 版面,版次
A sentence can be divided up into meaningful segments.
A. be divided up into
B. divided
C. subdivide
He is () weeping one moment, laughing the next.
A. unpredictable
B. predictable
C. predict
D. prediction
主变电所进线电压一般为( )kV。
A. 220
B. 110
C. 35
D. 10