Bivibrator
双稳态多谐振荡器
🗣️ 情景例句
Where does she live?
她住在哪？
Those men aren't students,either.
那些人也不是学生。
Police are wary of itinerants who cannot be traced to a recognized camp boundary or to four walls.
警察则对那些查不出有固定营地或住处的游荡者保持警惕。