Silicon ethyl
[化] 四乙基硅
🧩 词语组成解析
silicon
['sɪlɪkən]
n. <化>硅;硅元素;
[化] 乙基\\n[医] 乙基
🗣️ 情景例句
Yep.
是的。
The first several months were a difficult time.
所以头几个月过得有些艰难。
My grammar is improving, but I find idioms and useful expressions hard to learn.
我的语法在进步，但我发现习语和有用表达很难学。