Magnesium sulfide
[化] 硫化镁
🧩 词语组成解析
magnesium
[mæg'ni:zjəm]
n. [化]镁（金属元素）;
n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
Thank you.
谢谢。
My thesis is due the same week as midterms.
毕业论文截止的日期，和期中考试那一周重复。
'I'm very sorry,' he said.
“实在抱歉，”他说，