Selenium sulfides
[化] 硫化硒
🧩 词语组成解析
selenium
[[si'li:njəm]]
n. 硒\\n[化] 硒Se
<化>硫化物( sulfide的名词复数 )
🗣️ 情景例句
to read to the students--their own children, really.
共同为学生们， 其实就是他们自己的孩子， 朗读
Can I take my vacation, sir? I would like to see my mother in Miami.
头，我可以休假吗？我要去探望在迈阿密的母亲。
He noticed at once that discipline was slack: the Danes had the self-confidence of conquerors, and their security precautions were casual.
他马上发现丹麦军纪律松弛，他们以征服者自居，安全措施马马虎虎。