<aside>
该教材非常像虚幻五影视行业的应用，完全没有涉及编程。
</aside>
https://www.youtube.com/watch?v=bDUFB1ng00Q&list=PLIn-yd4vnXbjWeYqU7epakdnVzoysMToy&index=2
w/s/a/d move around, q/e up and down
mouse left button down → rotate and move slightly
mouse middle button down → move view body
mouse right button down → move view
mouse scroll down / up to change camera speed
press End to transform object from air to snap on ground.
press ctrl + l then hold ctrl and mouse you mouse to change time of day
modelling tools editor plugin
cube grid tools → q / e to increase / decreate
create 挤压路径(形状，圆角半径，高度)
left view → hold middle mouse button to measer (editor preferences → viewpoint → cm / m)
change pivot
steal meshes or materials