英语词汇alertness的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	alertness
释义	alertness[ə'lə:tnis]n. 警戒, 机敏
随便看	standard voltage generator standard volume standard volume indicator standard volume label standard wage rate standard waveform standard width standard wire gauge standard yield method stand a show stand aside stand astraddle stand at a nonplus stand at attention stand at bay stand at the crossroad standaway stand back standby stand by stand-by standby agreement stand-by agreement standby application stand-by application

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