-
It axiomatically must be 6 protons, and it has 7 neutrons.
它自然也是6个质子，有7个中子。
应用推荐
$firstVoiceSent
- 来自原声例句
It axiomatically must be 6 protons, and it has 7 neutrons.
它自然也是6个质子，有7个中子。
应用推荐