儿科 - érkē - pediatrics
医生 - yīshēng - doctor
网上 - wǎngshàng - online (see grammatical points)
义诊 - yìzhěn - free clinic / to provide free medical consultation
成 - chéng - to become / to turn into
网红 - wǎnghóng - Internet celebrity
免费 - miǎnfèi - free (of charge)
帮 - bāng - to help / to assist
宝宝 - bǎobǎo - baby
看病 - kànbìng - to visit a doctor / to see a patient
生病 - shēngbìng - to fall ill
小朋友 - xiǎopéngyǒu - child
直播 - zhíbō - live broadcast
时间 - shíjiān - time / period

(在)...上 - Expressing "in / on…" with "(zài)...shàng"
儿科医生网上义诊成网红
两年里，他每天都在网上免费义诊一个多小时，帮很多宝宝看病。
杨医生有时间的时候，会在网上做直播，给生病的小朋友看病。

(在)...里 - Expressing "in / inside…" with "(zài)...lǐ"
两年里，他每天都在网上免费义诊一个多小时，帮很多宝宝看病。

每 + 天 / 周 / 年 / 次 - Expressing "every day / every week / every year / every time" with "měi + Time Word" (天, 周, 年 and 次 act as their own measure words)
两年里，他每天都在网上免费义诊一个多小时，帮很多宝宝看病。

Subject + 都 + Verb / Verb Phrase - Expressing "all / every" to emphasise the quantity with "Subject + 都 + Verb / Verb Phrase" (都 emphasises the large quantity or frequent occurrence)
两年里，他每天都在网上免费义诊一个多小时，帮很多宝宝看病。
妈妈们都很想谢谢杨医生。

New Situation + 了 - Expressing that there is a change of state or that the action has just happened "now" with "New Situation + le"
很多小朋友很喜欢杨医生，生病了，只让杨医生给他们看病。

只(有) + Verb / Noun Phrase - Expressing "only…" with "zhǐ(yǒu) + Verb / Noun Phrase"
很多小朋友很喜欢杨医生，生病了，只让杨医生给他们看病。

Subject + 让 + Sb / Sth + Verb / Verb Phrase - Expressing "to make or let sb / sth to do sth" with "Subject + ràng + sb / sth + Verb / Verb Phrase" (causative verb)
很多小朋友很喜欢杨医生，生病了，只让杨医生给他们看病。

给 + Noun + Verb - Expressing a more informal "for sb / sth..." with "gěi + Noun + Verb"
很多小朋友很喜欢杨医生，生病了，只让杨医生给他们看病。
杨医生有时间的时候，会在网上做直播，给生病的小朋友看病。

...的时候 /...时 - Expressing "when…" with "...de shíhou / ...shí"
杨医生有时间的时候，会在网上做直播，给生病的小朋友看病。

Subject + 会 + Verb / Adverb - Expressing that sth "will" happen or that sb "will" do sth with "Subject + huì + Verb / Adverb"
杨医生有时间的时候，会在网上做直播，给生病的小朋友看病。

Phrase + 的 + Noun - Expressed to link a noun to a preceding phrase with "Phrase + de + Noun"
杨医生有时间的时候，会在网上做直播，给生病的小朋友看病。

Subject + 想 + Verb + Object - Expressing "would like to" with "Subject + xiǎng + Verb + Object"
妈妈们都很想谢谢杨医生。

Subject + 都 + Verb / Verb Phrase - Expressing the action apples to "both / all" with "Subject + dōu + Verb / Verb Phrase"
妈妈们都很想谢谢杨医生。

浙江 - Zhèjiāng - Zhejiang (Province)