Ethionic acid
[化] 乙二磺酸
🧩 词语组成解析
🗣️ 情景例句
How are things with you?
一切都好吗？
The worst traffic condition of the town
镇上最拥挤的交通状况
Just then, the gaoler appeared with the precious letter in his bands.
这时狱卒上场，手里拿着那封珍贵的信。