Dioxygen
二氧, 分子氧
🗣️ 情景例句
Your work will get by, but try to improve it.
你的工作还过得去，不过还得努力改进一下。
This is our common desire.
这是我们的共同愿望。
Can you find her purse? If she's gone somewhere she will have taken it.
你能找到她的钱包吗？如果她去什么地方她会带着它的。