劍橋詞典 hidden adjective [usually before noun] (NOT EASY TO FIND) not easy to find 不易找到的，隱藏的 a hidden valley 一座不宜找到的峽谷 There were hidden microphones in the room to record their conversation . 房間內(nèi)有隱藏的話筒記錄他們的對話。 hidden adjective [usually before noun] (NOT KNOWN ABOUT) that most people do not know about 不為人知的 hidden costs /taxes 隱匿成本／稅收 Hidden problems may lead to an increase in costs . 預(yù)先不知道的問題可能導致成本的增加。 返回 hidden