Co-occurrence
n. 同现
🧩 词语组成解析
[医] 钴(27号元素)
🗣️ 情景例句
Having some dinner?
吃点晚餐？
I meet the boy whose aunt is a typist.
我遇到那个男孩的姑妈是打字员。
'I'm very sorry,' he said.
“实在抱歉，”他说，