Winstein-grunwald equation
[化] 温斯坦-格伦瓦尔德公式
🧩 词语组成解析
[人名] 格伦沃尔德
🗣️ 情景例句
Practice tenses as much as possible.
操练各种时态。
No time like the present.
只争朝夕。
He had spotted a tiny bottle at the bottom of my case and he pounced on it with delight.
他在我的箱底发现了一只小瓶，高兴地一把抓了起来。