Trihydroxybutane
三羟基丁烷
🗣️ 情景例句
Excuse me, I can't seem to find my seat. Can you help me?
不好意思，我好像找不到我的座位了。您能帮帮我吗？
Hi, Lucy. I'll take French and Economics.
你好，露西，我想选法语和经济。
Can you spell it, please?
请您把它拼出来好吗？