Nonane diacid
[化] 壬二酸
🧩 词语组成解析
n. [化]壬烷
n. [化]二酸\\na. [化]二价酸的, 二酸的
🗣️ 情景例句
but there's a letter here addressed to you,
这确实有一封信是寄给你的。
Step after step the ladder is ascended.
按部就班，循序渐进。
We both tried to get the coins, but it was too late.
我们俩都试图把这两枚硬币拿出来，但太迟了。