Botulinic acid
[医] 尿囊毒酸
🧩 词语组成解析
🗣️ 情景例句
We'll have a chance to talk to them later.
我们以后还有机会跟他们谈。
He has been to America.
他去过美国。[曾经有过的经验]
It remained one of the most famous buildings in the world until it was burnt down in 1936.
在1936年被焚毁之前，它一直是世界上最著名的建筑物之一。