Selenium hexafluoride
[化] 六氟化硒
🧩 词语组成解析
selenium
[[si'li:njəm]]
n. 硒\\n[化] 硒Se
n. 六氟化物
🗣️ 情景例句
What time does the library close?
图书馆什么时候闭馆？
Such beginning, such ending.
有怎样的开始，就有怎样的结束。
The ideal to be aimed at was to devise an instrument that could record with a pen on paper,
当地震发生时，它能用笔在纸上记录下