uncertainty n. 犹豫;不确定的事物;不确定性; 例句It was a time of terrible uncertainty. 那是一段非常不确定的时期。 That\'s not the only uncertain...
uncertainty 不可数名词; uncertainty n. 犹豫;迟疑;无把握;拿不定的事;令人无把握的局面; 词组短语 uncertainty of measurement 测量不确定度; uncerta...