Colombic acid
[建] 铌酸
🧩 词语组成解析
🗣️ 情景例句
No, I did not take the job.
对， 我没有接受那份工作。
Good medicine tastes bitter.
良药苦口。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。