Ethiomic acid
[机] 次乙二磺酸
🧩 词语组成解析
🗣️ 情景例句
For example, did you know that 1 in 4 teenagers has tried marijuana?
比如，你是否知道4个青少年中就有1位曾经吸过大麻？
A bit in the morning is better than nothing all day.
略有胜于全无。
Thank you, I'm glad to be here.
谢谢，我很高兴到这里来。