cautions

n.警告；慎重；戒备；吸引人眼球的人或物

vt.警告；劝告

The teacher gave Tom a caution and told him never to do it again. 老师给了汤姆一次警告,叫他不许再那样做。

He told us to proceed with caution. 他要我们谨慎行事。

Always he sought someone to whom he could talk without caution. 他一直在找一个能够随便谈谈的人。

I must caution you against the danger. 我必须告诫你应谨防危险。

I would caution you against undue optimism . 我奉劝你不要过于乐观.

caution的基本意思是告诉人们即将来临或可能出现的危险与风险,强调建议别人提高警惕预防不测。依据对象和语气的不同,可分别译为“提醒”“劝…小心”。

caution是及物动词,可接名词、代词或从句作宾语,也可接双宾语。还可接以动词不定式(含to be)充当补足语的复合宾语。

caution的宾语后常接介词about或 against ,表示“就…警告某人”“警告某人不要做…”。

注意下列两句意思相同: He cautioned us against drinking the water.He cautioned us not to drink the water.他警告我们不要喝那水。