jdb 电子

diàn zǐ electronic; electron (particle physics)

维基百科

Wéi jī bǎi kē Wikipedia (online encyclopedia)

Wéi jī Bǎi kē Wikipedia (online encyclopedia)

3betme jdb 电子

diàn zǐ electronic; electron (particle physics)

维基百科

Wéi jī bǎi kē Wikipedia (online encyclopedia)

Wéi jī Bǎi kē Wikipedia (online encyclopedia)

3betme