Simetride
[化] 西美曲特; 双酰哌嗪
🗣️ 情景例句
I'm awfully sorry.
非常抱歉。
I got a bonus.
我得到了一份红利。
has spent his lifetime studying active volcanoes and deep caves in all parts of the world.
花了毕生的精力来研究世界各地的活火山和探洞。