This is beautiful! Chinese calligraphy. What do these characters mean?
好漂亮!是中国书法!这上面写的是什么意思?
You'll break your neck, if you don't take care.
你不专心的话,就会弄断你的脖子。
As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship's power and limits its speed.