Magcobar
泥浆加重剂
🗣️ 情景例句
I needed that.
我正需要这个。
It is easier to raise the devil than to lay him.
养虎易，驯虎难。
As the parents had five children, life was a perpetual struggle against poverty.
家里已有5个孩子，全家人常年在贫困中挣扎。