呼吸暂停
参考答案：
呼吸停止在20秒钟以上，伴心率减慢<100次/分，并出现青紫。
Everything was perfect for the picnic_____ the weather.[ ]
A. in place of
B. as well as
C. except for
D. in case of
（ ） is a device that converts images to digital format.
A．Copier
B．Printer
C．Scanner
D．Display
