易

yì easy; amiable; to change; to exchange

Yì surname Yi; abbr. for 易經|易经[Yi4 jing1], the Book of Changes

企

qǐ to plan a project; to stand on tiptoe; Taiwan pr. [qi4]; abbr. for 企業|企业[qi3 ye4]

讯

xùn to question; to ask; to interrogate; rapid; speedy; fast; news; information

私有

sī yǒu private; privately-owned

聊天

liáo tiān to chat; to gossip

工具

gōng jù tool; instrument; utensil; means (to achieve a goal etc)

教程

jiào chéng lecture course; teaching module at university; tutorial; textbook; course of study

@yqkjyy