Colombic acid
[建] 铌酸
🧩 词语组成解析
🗣️ 情景例句
Normally I go to bed at about ten o'clock.
通常我在 10:00 睡觉。
The packing must be strong enough to withstand rough handing.
包装必须很坚固，能承受野蛮装卸。
My name is Fang Xiaoling. How are you, Miss Gao?
我叫方小玲。高小姐，您怎么样？