Ron
abbr. 研究法辛烷值（Research Octane Number）
✅ 同义词
🗣️ 情景例句
Fortunately, they returned safely.
说来幸运，他们平安回家了。
He likes playing at the model buiding.
他喜欢玩摸型建筑。
Nearly a week passed before the girl was able to explain what had happened to her.
几乎过了一个星期，那姑娘才能讲述自己的遭遇。