Cetta
[化] N-二亚乙基三胺四乙酸; N-β-羧乙基二亚乙基三胺四乙酸
🗣️ 情景例句
It's still raining. I want to play tennis.
仍然在下雨。我想打网球。
I think we may be able to work together in the future.
我想也许将来我们可以合作。
Christmas Day always begins before breakfast.
圣诞节活动总是在早餐前就开始了。