Usages of yòng
你 用 这 个 手机 吗？nǐ yòng zhè gè shǒujī ma?
Do you use this phone?
我 不 会 用， 你 可以 给 我 看 一下 吗？wǒ bù huì yòng, nǐ kěyǐ gěi wǒ kàn yíxià ma?
I don’t know how to use it; could you show me for a moment?
Elon.io is an online learning platform
We have an entire course teaching Chinese grammar and vocabulary.