The ship’s generator broke down, and the pumps had to be operated ______ instead of mechanically.(2015年北京航空航天大学考博试题)

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问题 The ship’s generator broke down, and the pumps had to be operated ______ instead of mechanically.(2015年北京航空航天大学考博试题)

选项 A、manually
B、artificially
C、automatically
D、synthetically

答案A

解析 manually意为“手工地”。根据句意:“船舶的发电机出了故障,所以得用手工操作泵来代替机械操作”,故选A。其他三项中,B项artificially意为“人为地”;C项automatically意为“自动地”;D项synthetically意为“综合地”,都不符合句意。
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