Selenium dimethyl
[化] 二甲硒
🧩 词语组成解析
selenium
[[si'li:njəm]]
n. 硒\\n[化] 硒Se
[医] 二甲基
🗣️ 情景例句
There are three things that have to be done first, Harry.
首先我们必须做三件事， Harry。
I'm going to be late.
我要迟到了。
It's nearly ready.We can have dinner at seven o'clock.
马上就好。7点钟我们可以吃饭。