Ethionic acid
[化] 乙二磺酸
🧩 词语组成解析
🗣️ 情景例句
This is no small accomplishment.
这是非同小可的成就。
Dogs that bark at a distance bite not at hand.
远处叫得凶的狗，不会近身来咬人。
It is a curious coincidence that the day before his retirement, Mr.Page will have been teaching for a total of forty years.
佩奇先生退休的前一天正好是他执教满40年的日子，这真是奇妙的巧合。