Natrum
[化] 天然碱\\n[医] 钠(11号元素)
🗣️ 情景例句
It sets the tone for the whole show.
它决定了整个展览的气氛。
Let's go. I'll buy you a drink.
走，我请你喝一杯！
He had a good many friends here.
他在这儿有很多朋友。