Secon
abbr. secondary electron conduction orthicon 次级电子导电正析像管
🗣️ 情景例句
Sometimes, by buying something cheap now, you will be costing yourself more in the long run.
有时候你花了很少钱买了便宜货，但它日后可能要花掉更多的钱。
Failure is the mother of success.
失败是成功之母。
There were twenty cars in the race.
参加比赛的有20辆汽车。