Axenically
无病菌地, 无外来污染地\\n无异种生物混杂地（axenical的副词形式）
🗣️ 情景例句
It's getting late. Please excuse me, but I must leave right away.
时间不早了。对不起，我得赶紧走了。
He's probably here.
他可能在这儿。
I borrowed his copy of the timetable.
于是我借他本人的列车时刻表，