D2o
[医] 氧化氘, 重水
🗣️ 情景例句
I'm sorry. I dialed the wrong number.
对不起，我打错电话了。
Unfortunately, powerful companies to the most damage.
不幸的是，庞大的公司几乎都在制造公害。
Boxing matches were very popular in England two hundred years ago.
两百年前，拳击比赛在英国非常盛行。