Dihydroequilin
[化] 二氢马烯雌酮
🗣️ 情景例句
References?
备询人？
He lacks the necessary experience.
他缺乏必要的经验。
After buying a new chain I was faced with the insurmountable task of putting the confusing jigsaw puzzle together again.
我买来一根新链条后，面临的就是如何把这些令人眼花缭乱的拼板重新组装起来。