A cautious person is nervous that something may be dangerous or unwise, so they only do it very slowly or after a lot of thought. (opposite = rash) * cautious 指人因担心某事危险或不明智而缓慢行事或小心谨慎。(反义词为 rash)
A careful person is not nervous but does take extra care to make sure that everything is correct or nothing goes wrong. (opposite = careless) * careful 指人并非担心害怕,但为确保万无一失而做事小心仔细。(反义词为 careless)
Notice also还要注意:
◆Be careful / Take care when you drive on icy roads.在冰霜覆盖的道路上驾驶时要小心。