Trioxid
n. [化]三氧化物
🗣️ 情景例句
He is still unable to express himself in English.
他仍然不能用英语表达自己的意思。
Proverbs are the wisdom of the ages.
谚语是时代的智慧。
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
与此同时，两个小时以前放下井去的一只麦克风使井下的人可以与其亲属保持联系。