Sodium polysulfide
[化] 多硫化钠
🧩 词语组成解析
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
[化] 多硫化物\\n[医] 多硫化物
🗣️ 情景例句
I had a really bad day.
今天真是糟透了。
To hover
盘旋
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。