Naphthacridine
萘并吖啶
🗣️ 情景例句
Michelle is a little shy. Michelle
有点不好意思。
He who pays the piper, calls the tune.
谁负担费用，谁加以控制。
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在图书馆里伏案工作，这时，一个男孩走进来。