Secon
abbr. secondary electron conduction orthicon 次级电子导电正析像管
🗣️ 情景例句
That's music to my ears.
正合我意。
Absolutely right.
绝对正确。
Pumas are large, cat-like animals which are found in America.
美洲狮是一种体形似猫的大动物，产于美洲。