vigilant [ˈvɪdʒɪlənt]以下由轻松背单词网站提供
单词级别第8级基本释义adj.警觉的,警戒的,警惕的英英释义always being careful to notice things, especially possible danger参考例句He has to learn how to remain vigilant through these long nights. 他得学会如何在这漫长的黑夜里保持警觉。The dog kept a vigilant guard over the house. 这只狗警醒地守护着这所房屋。 推荐阅读 |