Lignites
n. [矿物] 褐煤
🗣️ 情景例句
How are you getting on with your studies?
你功课情况如何？
He is up to his ears in debt.
他债台高筑。
it naturally limits all those engaged in carrying it out from effective contact
那些从事科研的人员自然受到了限制。他们不能进行有效的接触