Sodium selenide
[化] 硒化钠
🧩 词语组成解析
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
n. 硒化物\\n[化] 硒化物; 硒醚
🗣️ 情景例句
Ask him to stop by for a talk.
让他过来坐坐，聊聊天。
He has gone to America.
他去了美国。[表示结果持续至今]
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。