Harnpan
颅骨
🗣️ 情景例句
You can't fight it.
你再争也没有用。
She asked me which one I'd like, and I said I didn't mind.
她问我要哪一个，我说哪一个都没有关系。[动词时态一致，这是中国人学习英语最头痛的一个问题。]
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，