mg 电子

diàn zǐ electronic; electron (particle physics)

免费

miǎn fèi free (of charge)

试

shì to test; to try; experiment; examination; test

玩

wán variant of 玩[wan2]; Taiwan pr. [wan4]

wán to play; to have fun; to trifle with; toy; sth used for amusement; curio or antique (Taiwan pr. [wan4]); to keep sth for entertainment

维基百科

Wéi jī bǎi kē Wikipedia (online encyclopedia)

Wéi jī Bǎi kē Wikipedia (online encyclopedia)

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