Betaquinine
β-奎宁, 奎尼丁
🗣️ 情景例句
Here it is.
在这里。
I am really proud of my department and my staff.
我为我的部门和员工们感到骄傲。
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。