Tippets
[人名] 蒂皮茨
🗣️ 情景例句
I think I did the right thing
我觉得我做了一件对的事
Does John have a yellow pencil?
约翰有一支黄铅笔吗？
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。