Cyclics
[建] 环状化合物
🗣️ 情景例句
Robbie's cooking tonight, and dinner's at six thirty.
今晚Robbie作饭 晚餐六点半开始。
Are you used to the food here?
你习惯吃这儿的饭菜吗？
Because the gravity on the Moon's surface is only a sixth of Earth's
由于月球表面的重力仅是地球表面的1/6-