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vigilance 名词 n. [U]警戒;警觉;警惕(性)[(+against)]例句：Do not relax your vigilance. 不要放松警惕。
睡不死也睡
be care !
|烟、易戒
意思象是搞婚外恋
方吉咕咕咕
to be vigilant; to be alert; to be watchful; to be attentive; to be on the alert; to look out for; to watch out for; to guard against
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