Sigma complex
[化] σ络合物
🧩 词语组成解析
[计] 求和\\n[医] σ(希腊文第十八个字母)
🗣️ 情景例句
Congratulations again on your promotion. You deserve it.
再度恭喜你高升。你是得之无愧的。
Have you ever thought about becoming a professional musician?
你曾经考虑了成为一个职业的音乐家吗？
The sandwiches were on the plates, and the candles were on the cake. Ann felt very happy.
三明治在碟子里，蜡烛插在蛋糕上。安觉得很愉快。