Seeding
[机] 晶种
✅ 同义词
🗣️ 情景例句
What time do you usually have supper?
你通常几点吃晚餐？
Do you have some change?
你有零钱吗？
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。