Diethyl succinate
[化] 丁二酸二乙酯
🧩 词语组成解析
a. [化]二乙基的
n. [化]琥珀酸盐(或酯)
🗣️ 情景例句
Fortunately, they returned safely.
说来幸运，他们平安回家了。
Pitchers have ears.
隔墙有耳。
Yes. That's right.
没错。