✅ 同义词
🗣️ 情景例句
I've got three days off next week.
下星期我有三天假。
She is skilled at using computer.
她能熟练使用计算机。
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。