[] () a warning that particular things need to be considered before sth can be done警告；告诫◆If you are thinking about buying this type of keyboard there is one important caveat: some PCs might not recognize the keyboard.如果你想买这类键盘，有一个重要的忠告：有些计算机可能不懂识别这种键盘。ⓘ Caveat is a Latin word meaning ‘Let a person be careful’.caveat 是拉丁语，意思是“让人小心”。