Sandfrac
n. (石油工业中的)沙水压裂
🗣️ 情景例句
Thanks.
谢谢。
A man is not a horse because he was born in a stable.
人并不因为生在马厩里就成了马。
The morning passed rapidly and Frank was about to leave when he noticed a large packing case lying on the floor.
上午很快过去了，弗兰克正准备离去，突然看见地板上放着一只体积很大的货箱。