Rhc
abbr. rubber hydrocarbon 橡胶烃
🗣️ 情景例句
How is the view?
景色怎么样？
Fifty-litre carboy would be the most economical size. Carboys may be retained without charge for two months.
50升的瓶子应是最经济的尺码，这些瓶子可免费保存两个月。
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-