Copaivic acid
[化] 苦配巴酸
🧩 词语组成解析
🗣️ 情景例句
Everyone saw the story in the Riverdale newspaper.
每个人都已看到Riverdale报纸上的新闻。
She passed her competitive examination not without difficulty.
她好不容易才通过了答辩考试。
There's a customer, Tod. Will you serve him?
托德，顾客来了，你去照应一下好吗？