Ron
abbr. 研究法辛烷值（Research Octane Number）
✅ 同义词
🗣️ 情景例句
some magazine will pick up the story, too.
一些杂货店也将刊登这项消息。
Graduation is often the last moment of childhood.
毕业往往意味着儿童时期的结束。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。