Acidum rectoni
[医] 勒克通酸, 仲戊基-β-溴丙烯基巴比土酸
🧩 词语组成解析
[拉]酸
🗣️ 情景例句
Have you?
你呢？
What shall I give him for his Easter?
我要给他什么东西作为复活节礼物？
She has been to school.
她上学去了。