Collinite
凝膠煤素質; 無結構腐殖體
??? 情景例句
If you watch carefully you will see how to do it.
你若細心觀察，就會知道怎么做這件事。
A man of words and not deeds is like a garden full of weeds.
空有言語而無行動的人，猶如雜草叢生的花園。
Don't try to get up. You shouldn't get up if you're badly hurt.
別起來。受了重傷，你不該起來的。