Ethiomic acid
[机] 次乙二磺酸
🧩 词语组成解析
🗣️ 情景例句
At six o'clock this evening.
今晚六点。
Be practical!
实际一点吧！
'Have you anything to declare?' he asked, looking me in the eye.
“您有什么需要申报的吗？”他直盯着我的眼睛问。