Violurate
紫尿酸盐
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
A good beginning is half the battle.
首战告捷等于一半胜利。
Look at this letter from Wang Wei to her penfriend in Australia.
请看这封王伟写给她在澳大利亚的笔友的信。