Phytoserology
植物血清学
🗣️ 情景例句
Yes, sir.
带来了 ，先生。
A man can do no more than he can.
凡事只能量力而行。
Suddenly she asked her father why he kept so many old newspapers locked away there,
她突然问父亲为什么把这么多的旧报纸锁在柜子里，