Phthalidene-
[化] 2-苯并[c]呋喃酮亚基
🧩 词语组成解析
2-苯并[C]呋喃酮基
🗣️ 情景例句
kick off your shoes, and sit down.
脱掉你的鞋子， 坐下来。
By what time should I check in?
我该什么时间办理登机手续呢？
The change between hot and cold temperatures makes the blood move around the shoulder and the damaged parts begin to repair themselves.
冷热交替使肩膀周围的血液循环，受伤的部位开始自己修复。