Usages of zhàn
门 开 着， 护士 站 在 外面 等 我。mén kāi zhe, hùshi zhàn zài wàimiàn děng wǒ.
The door is open; the nurse is standing outside waiting for me.
他 站 着 等 公交车， 我 坐 着 看 书。tā zhàn zhe děng gōngjiāochē, wǒ zuò zhe kàn shū.
He is standing and waiting for the bus; I am sitting and reading.
Elon.io is an online learning platform
We have an entire course teaching Chinese grammar and vocabulary.