Monoacetate
一乙酸酯
🗣️ 情景例句
OK. Thanks. See you later.
好 谢谢。再见。
Do you have your driver's license?
你有驾驶执照吗？
Now that a tunnel ahs been built through the mountains, the Pass is less dangerous,
如今由于山里开挖了隧道，翻越山口已不那么危险了。