D2o
[医] 氧化氘, 重水
🗣️ 情景例句
and happy Thanksgiving to you and your family, too.
祝你和你的全家感恩节愉快。
Is the coastal plain good for farming?
沿海的平原对耕作有好处吗？
New Zealand is an impotant agricultural country with a small population. In size it is bigger than Guangdong Province, yet has a much smaller population.
新西兰是一个人口很少的重要的农业国。新西兰的面积比广东省大，但人口却少得多。