Bivibrator
双稳态多谐振荡器
🗣️ 情景例句
It's pretty,
是漂亮，
The telephone is ringing.
电话铃响了。
Then in 1989, twenty-six years after the crash, the plane was accidentally rediscovered in an aerial survey of the island.
于是，到了1989年，飞机失事26年后，在对小岛的一次航空勘查中那架飞机被意外地发现了。