Ultracracking
超加氢裂化
🗣️ 情景例句
Joan?
是简吗？
Sound in body, sound in mind.
有健全的身体才有健全的精神。
One of Charlie Chaplin's most famous films was The Gold Rush, which was made in 1925.
查理·卓别林最著名的影片之一是《淘金热》，它是在1925年摄制的。