warns
[wɔ:n]
[ warns ]
vt.警告, 告诫, 预先通知
vi.发出警告
例句与用法：
He warned us against pickpockets.
他告诉我们要小心扒手。
I warned them that there might be snakes in the woods.
我提醒他们树林里可能有蛇。
He warned me against going there at night.
他警告我晚上不要到那去。
词形变化：
名词: warner | 动词过去式: warned | 动词过去分词: warned | 动词现在分词: warning | 动词第三人称单数: warns |