Speleogen
次生洞穴结构
🗣️ 情景例句
Oh, don't do that, George!
噢，乔治，不要这么做。
I often get up in the morning.
我常常在早上起床。
She said she couldn't make up her mind. She said she would have to ask her future husband.
她说她还拿不定主意。她说她得问问她的未婚夫。